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{"id":1911015309427,"title":"Tensioner Assembly with Pulley - 37857R.S","handle":"tensioner-assembly-with-pulley-37857r-s","description":"\u003cp\u003eGenie replacement tensioner assembly for compatible model garage door openers. \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIncluded with Tensioner Assembly: Pulley, Tensioner bracket, carriage pin, pulley bracket, washer, spring, hex nut, screw, pulley guard, and instructions\u003c\/li\u003e\n\u003cli\u003eGenuine Genie replacement part\u003c\/li\u003e\n\u003cli\u003eCompatible with Genie belt and chain drive models: 1028, 2028, 3020H, 3020H-B, 3024, 4024, 3022, 3042, 4022, 4042\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- TABS --\u003e\n\u003ch5\u003eReviews\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eInstallation Instructions\u003c\/h5\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1470\/8272\/files\/37857R_Tensioner_Kit_Replacement.pdf?4383\" target=\"_blank\" rel=\"noopener noreferrer\"\u003e\u003cimg src=\"\/\/cdn.shopify.com\/s\/files\/1\/1470\/8272\/files\/PDF_ICON_icon.png?v=1533737947\" alt=\"\"\u003e PDF Instructions, 37857R.S Tensioner Kit Replacement\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTensioner Kit (37857R.S) Replacement Instructions\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis repair will require removal of the unit from it’s mounting hardware and repairs made on a bench or floor. Refer to your Owners Manual and\/or Installation Poster for proper assembly and carefully read and understand all warnings and cautions pertaining to your unit.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: #ff0000;\"\u003eWARNING\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: #ff0000;\"\u003eBE SURE ELECTRICAL POWER HAS BEEN DISCONNECTED FROM THE INPUT POWER LINES PRIOR TO REMOVING THE MOTOR COVER.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: #ff0000;\"\u003eWARNING\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: #ff0000;\"\u003eANY AND ALL REPAIRS MADE TO THIS UNIT MUST BE PERFORMED WITH THE DOOR DISCONNECTED FROM THE OPENER AND IN THE CLOSED POSITION.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e1. Pull Emergency Release Cord on Carriage to disengage Opener to close the garage door if necessary. (If unable to lower door using Opener, use extreme caution manually closing door. Before pulling the Emergency Release Cord, make certain people and objects are clear of the garage door opening.)\u003c\/p\u003e\n\u003cp\u003e2. Unplug Opener Power Cord from power receptacle.\u003c\/p\u003e\n\u003cp\u003e3. Open Lens Cover by pressing middle tab inward and remove Light Bulbs. FIG. 1.\u003c\/p\u003e\n\u003cp\u003e4. Remove Wall Control and Safe-T-Beam wires from Terminal Block located on side of Opener FIG. 1. Use small common screwdriver to press in on orange tabs while gently pulling wires from block. Mark wires to help facilitate replacement.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"\/\/cdn.shopify.com\/s\/files\/1\/1470\/8272\/files\/37857R_Tensioner_Kit_Replacement_figure_1_large.png?v=1560189714\" alt=\"37857R.S Tensioner kit replacement instructions for Genie garage door openers figure 1\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e5. Remove Network and Battery Backup Harnesses from front of Opener (if applicable).\u003c\/p\u003e\n\u003cp\u003e6. Remove the 2-9\/16” Nuts \u0026amp; Bolts from Door Arms to separate door from Opener. FIG. 2.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"\/\/cdn.shopify.com\/s\/files\/1\/1470\/8272\/files\/37857R_Tensioner_Kit_Replacement_figure_2_large.png?v=1560189768\" alt=\"Replacing the tensioner assembly 37857R for a Genie garage door opener figure 2\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e7. Remove Motor Head and Rail Assembly from mounting brackets and set on a clean work surface or floor.\u003c\/p\u003e\n\u003cp\u003e8. Remove the 4-7\/16” self tapping bolts from the Rail\/Motor mounting straps and pull Rail from Motor Head. FIG.3. Set Motor Head aside. Set Rail Assembly on floor upside down to aid in disassembly.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"\/\/cdn.shopify.com\/s\/files\/1\/1470\/8272\/files\/37857R_Tensioner_Kit_Replacement_figure_3_large.png?v=1560189871\" alt=\"37857R Tensioner kit replacement instructions figure 3\"\u003e\u003c\/p\u003e\n\u003cp\u003e9. Loosen Tensioner Nut from door end of Rail to create slack in Belt\/Chain. FIG. 4.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"\/\/cdn.shopify.com\/s\/files\/1\/1470\/8272\/files\/37857R_Tensioner_Kit_Replacement_figure_4_large.png?v=1560189911\" alt=\"37857R.S Instructions for replacing the tensioner kit on a Genie garage door opener\"\u003e\u003c\/p\u003e\n\u003cp\u003e10. Remove 2-1\/4” screws from Motor Pulley Assembly. FIG. 3.\u003c\/p\u003e\n\u003cp\u003e11. Dislodge Motor Pulley Assembly from locking tabs (FIG. 3) and slide towards door end of the rail to feed Tensioner Assembly, and Belt\/Chain out through the end of the Rail approximately 8”-10”. FIG. 5.\u003c\/p\u003e\n\u003cp\u003e12. Remove Pulley Pin from Tensioner assembly and discard old Pulley. FIG. 5. Install replacement Pulley and Pin.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"\/\/cdn.shopify.com\/s\/files\/1\/1470\/8272\/files\/37857R_Tensioner_Kit_Replacement_figure_5_large.png?v=1560189951\" alt=\"Image of replacing the tensioner kit 37857R.S on a Genie garage door opener \"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e13. Slide Motor Pulley Assembly, and Tensioner Assembly back into original position making certain that locking tabs on Motor Pulley Assembly protrude through slots in Rail and secure with the 2-1\/4” screws.\u003c\/p\u003e\n\u003cp\u003e14. Tighten Tensioner Nut until the slack is removed from Belt\/Chain.\u003c\/p\u003e\n\u003cp\u003e15. Install Rail to Motor Head Assembly using the two Mounting Straps and 4-7\/16” self-tapping screws.\u003c\/p\u003e\n\u003cp\u003e16. Reinstall Opener Assembly in reverse order as removed. Reference your Owners Manual and Installation Poster.\u003c\/p\u003e\n\u003cp\u003e17. Plug the garage door opener back in.\u003c\/p\u003e\n\u003cp\u003e18. Clear and reprogram Limit Controls per the Owners Manual for your model garage door opener.\u003c\/p\u003e\n\u003c!-- \/TABS --\u003e","published_at":"2019-01-22T14:59:38-05:00","created_at":"2019-01-22T15:11:53-05:00","vendor":"The Genie Company","type":"Service Parts","tags":["Pulley"],"price":1226,"price_min":1226,"price_max":1226,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":18137712033907,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"37857R.S","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Tensioner Assembly with Pulley - 37857R.S","public_title":null,"options":["Default Title"],"price":1226,"weight":272,"compare_at_price":null,"inventory_quantity":999,"inventory_management":"shopify","inventory_policy":"deny","barcode":""}],"images":["\/\/cdn.shopify.com\/s\/files\/1\/1470\/8272\/products\/37857R.S.jpg?v=1548187980"],"featured_image":"\/\/cdn.shopify.com\/s\/files\/1\/1470\/8272\/products\/37857R.S.jpg?v=1548187980","options":["Title"],"content":"\u003cp\u003eGenie replacement tensioner assembly for compatible model garage door openers. \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIncluded with Tensioner Assembly: Pulley, Tensioner bracket, carriage pin, pulley bracket, washer, spring, hex nut, screw, pulley guard, and instructions\u003c\/li\u003e\n\u003cli\u003eGenuine Genie replacement part\u003c\/li\u003e\n\u003cli\u003eCompatible with Genie belt and chain drive models: 1028, 2028, 3020H, 3020H-B, 3024, 4024, 3022, 3042, 4022, 4042\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- TABS --\u003e\n\u003ch5\u003eReviews\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eInstallation Instructions\u003c\/h5\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1470\/8272\/files\/37857R_Tensioner_Kit_Replacement.pdf?4383\" target=\"_blank\" rel=\"noopener noreferrer\"\u003e\u003cimg src=\"\/\/cdn.shopify.com\/s\/files\/1\/1470\/8272\/files\/PDF_ICON_icon.png?v=1533737947\" alt=\"\"\u003e PDF Instructions, 37857R.S Tensioner Kit Replacement\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTensioner Kit (37857R.S) Replacement Instructions\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis repair will require removal of the unit from it’s mounting hardware and repairs made on a bench or floor. Refer to your Owners Manual and\/or Installation Poster for proper assembly and carefully read and understand all warnings and cautions pertaining to your unit.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: #ff0000;\"\u003eWARNING\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: #ff0000;\"\u003eBE SURE ELECTRICAL POWER HAS BEEN DISCONNECTED FROM THE INPUT POWER LINES PRIOR TO REMOVING THE MOTOR COVER.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: #ff0000;\"\u003eWARNING\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: #ff0000;\"\u003eANY AND ALL REPAIRS MADE TO THIS UNIT MUST BE PERFORMED WITH THE DOOR DISCONNECTED FROM THE OPENER AND IN THE CLOSED POSITION.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e1. Pull Emergency Release Cord on Carriage to disengage Opener to close the garage door if necessary. (If unable to lower door using Opener, use extreme caution manually closing door. Before pulling the Emergency Release Cord, make certain people and objects are clear of the garage door opening.)\u003c\/p\u003e\n\u003cp\u003e2. Unplug Opener Power Cord from power receptacle.\u003c\/p\u003e\n\u003cp\u003e3. Open Lens Cover by pressing middle tab inward and remove Light Bulbs. FIG. 1.\u003c\/p\u003e\n\u003cp\u003e4. Remove Wall Control and Safe-T-Beam wires from Terminal Block located on side of Opener FIG. 1. Use small common screwdriver to press in on orange tabs while gently pulling wires from block. Mark wires to help facilitate replacement.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"\/\/cdn.shopify.com\/s\/files\/1\/1470\/8272\/files\/37857R_Tensioner_Kit_Replacement_figure_1_large.png?v=1560189714\" alt=\"37857R.S Tensioner kit replacement instructions for Genie garage door openers figure 1\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e5. Remove Network and Battery Backup Harnesses from front of Opener (if applicable).\u003c\/p\u003e\n\u003cp\u003e6. Remove the 2-9\/16” Nuts \u0026amp; Bolts from Door Arms to separate door from Opener. FIG. 2.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"\/\/cdn.shopify.com\/s\/files\/1\/1470\/8272\/files\/37857R_Tensioner_Kit_Replacement_figure_2_large.png?v=1560189768\" alt=\"Replacing the tensioner assembly 37857R for a Genie garage door opener figure 2\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e7. Remove Motor Head and Rail Assembly from mounting brackets and set on a clean work surface or floor.\u003c\/p\u003e\n\u003cp\u003e8. Remove the 4-7\/16” self tapping bolts from the Rail\/Motor mounting straps and pull Rail from Motor Head. FIG.3. Set Motor Head aside. Set Rail Assembly on floor upside down to aid in disassembly.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"\/\/cdn.shopify.com\/s\/files\/1\/1470\/8272\/files\/37857R_Tensioner_Kit_Replacement_figure_3_large.png?v=1560189871\" alt=\"37857R Tensioner kit replacement instructions figure 3\"\u003e\u003c\/p\u003e\n\u003cp\u003e9. Loosen Tensioner Nut from door end of Rail to create slack in Belt\/Chain. FIG. 4.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"\/\/cdn.shopify.com\/s\/files\/1\/1470\/8272\/files\/37857R_Tensioner_Kit_Replacement_figure_4_large.png?v=1560189911\" alt=\"37857R.S Instructions for replacing the tensioner kit on a Genie garage door opener\"\u003e\u003c\/p\u003e\n\u003cp\u003e10. Remove 2-1\/4” screws from Motor Pulley Assembly. FIG. 3.\u003c\/p\u003e\n\u003cp\u003e11. Dislodge Motor Pulley Assembly from locking tabs (FIG. 3) and slide towards door end of the rail to feed Tensioner Assembly, and Belt\/Chain out through the end of the Rail approximately 8”-10”. FIG. 5.\u003c\/p\u003e\n\u003cp\u003e12. Remove Pulley Pin from Tensioner assembly and discard old Pulley. FIG. 5. Install replacement Pulley and Pin.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"\/\/cdn.shopify.com\/s\/files\/1\/1470\/8272\/files\/37857R_Tensioner_Kit_Replacement_figure_5_large.png?v=1560189951\" alt=\"Image of replacing the tensioner kit 37857R.S on a Genie garage door opener \"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e13. Slide Motor Pulley Assembly, and Tensioner Assembly back into original position making certain that locking tabs on Motor Pulley Assembly protrude through slots in Rail and secure with the 2-1\/4” screws.\u003c\/p\u003e\n\u003cp\u003e14. Tighten Tensioner Nut until the slack is removed from Belt\/Chain.\u003c\/p\u003e\n\u003cp\u003e15. Install Rail to Motor Head Assembly using the two Mounting Straps and 4-7\/16” self-tapping screws.\u003c\/p\u003e\n\u003cp\u003e16. Reinstall Opener Assembly in reverse order as removed. Reference your Owners Manual and Installation Poster.\u003c\/p\u003e\n\u003cp\u003e17. Plug the garage door opener back in.\u003c\/p\u003e\n\u003cp\u003e18. Clear and reprogram Limit Controls per the Owners Manual for your model garage door opener.\u003c\/p\u003e\n\u003c!-- \/TABS --\u003e"}

Tensioner Assembly with Pulley - 37857R.S

Product Description
$12.26
Maximum quantity available reached.

Genie replacement tensioner assembly for compatible model garage door openers. 

  • Included with Tensioner Assembly: Pulley, Tensioner bracket, carriage pin, pulley bracket, washer, spring, hex nut, screw, pulley guard, and instructions
  • Genuine Genie replacement part
  • Compatible with Genie belt and chain drive models: 1028, 2028, 3020H, 3020H-B, 3024, 4024, 3022, 3042, 4022, 4042
Sku: 37857R.S

 PDF Instructions, 37857R.S Tensioner Kit Replacement

Tensioner Kit (37857R.S) Replacement Instructions

This repair will require removal of the unit from it’s mounting hardware and repairs made on a bench or floor. Refer to your Owners Manual and/or Installation Poster for proper assembly and carefully read and understand all warnings and cautions pertaining to your unit.

WARNING
BE SURE ELECTRICAL POWER HAS BEEN DISCONNECTED FROM THE INPUT POWER LINES PRIOR TO REMOVING THE MOTOR COVER.

WARNING
ANY AND ALL REPAIRS MADE TO THIS UNIT MUST BE PERFORMED WITH THE DOOR DISCONNECTED FROM THE OPENER AND IN THE CLOSED POSITION.

1. Pull Emergency Release Cord on Carriage to disengage Opener to close the garage door if necessary. (If unable to lower door using Opener, use extreme caution manually closing door. Before pulling the Emergency Release Cord, make certain people and objects are clear of the garage door opening.)

2. Unplug Opener Power Cord from power receptacle.

3. Open Lens Cover by pressing middle tab inward and remove Light Bulbs. FIG. 1.

4. Remove Wall Control and Safe-T-Beam wires from Terminal Block located on side of Opener FIG. 1. Use small common screwdriver to press in on orange tabs while gently pulling wires from block. Mark wires to help facilitate replacement.

37857R.S Tensioner kit replacement instructions for Genie garage door openers figure 1

 

5. Remove Network and Battery Backup Harnesses from front of Opener (if applicable).

6. Remove the 2-9/16” Nuts & Bolts from Door Arms to separate door from Opener. FIG. 2.

Replacing the tensioner assembly 37857R for a Genie garage door opener figure 2

 

7. Remove Motor Head and Rail Assembly from mounting brackets and set on a clean work surface or floor.

8. Remove the 4-7/16” self tapping bolts from the Rail/Motor mounting straps and pull Rail from Motor Head. FIG.3. Set Motor Head aside. Set Rail Assembly on floor upside down to aid in disassembly.

37857R Tensioner kit replacement instructions figure 3

9. Loosen Tensioner Nut from door end of Rail to create slack in Belt/Chain. FIG. 4.

37857R.S Instructions for replacing the tensioner kit on a Genie garage door opener

10. Remove 2-1/4” screws from Motor Pulley Assembly. FIG. 3.

11. Dislodge Motor Pulley Assembly from locking tabs (FIG. 3) and slide towards door end of the rail to feed Tensioner Assembly, and Belt/Chain out through the end of the Rail approximately 8”-10”. FIG. 5.

12. Remove Pulley Pin from Tensioner assembly and discard old Pulley. FIG. 5. Install replacement Pulley and Pin.

Image of replacing the tensioner kit 37857R.S on a Genie garage door opener

 

13. Slide Motor Pulley Assembly, and Tensioner Assembly back into original position making certain that locking tabs on Motor Pulley Assembly protrude through slots in Rail and secure with the 2-1/4” screws.

14. Tighten Tensioner Nut until the slack is removed from Belt/Chain.

15. Install Rail to Motor Head Assembly using the two Mounting Straps and 4-7/16” self-tapping screws.

16. Reinstall Opener Assembly in reverse order as removed. Reference your Owners Manual and Installation Poster.

17. Plug the garage door opener back in.

18. Clear and reprogram Limit Controls per the Owners Manual for your model garage door opener.

Questions & Answers

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  • Do you sale the pulley guard separate

    We do not sell that as a separate part.