Garage Door Opener Models PMX300-IC - PMX500-IC Replacement Parts – The Genie Company

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Technical diagram of the power head and rail options showing replacement parts for Genie garage door opener models: ProMax®: PMX300IC, PMX300IC/A, PMX300IC/B, PMX500/IC, PMX500IC/A, PMX500IC/B.

Helpful Links
- Owners manual for models: PMX300IC, PMX300IC/A, PMX300IC/B, PMX500/IC, PMX500IC/A, PMX500IC/B.
- Programming a replacement remote to your model: PMX300IC, PMX300IC/A, PMX300IC/B, PMX500/IC, PMX500IC/A, PMX500IC/B.
1 – Obsolete – Lens Cover
2 – 27332R.S - Front Wrapper
3 – Obsolete – Side Panel
4 – Obsolete – Top Plate
5 – 9541C.S – Strain Relief
6 – 32928D.S – Cord & Plug
7 – 33037R.S – Component Panel
8 – 27120K.S – Bottom Wrapper
9 – 30417A04.S – Screw, 8 x ¾ HX Hd Phil
10 – 27293A04.S – Screw, 8-11 x 5/8
11 – 27250A30.S – Screw, 8-18 x ½
12 – 8706E04.S – Screw, 8-32 x 3/8 HHD Sltd Tap
13 – Obsolete – Light Socket
14 – 18004B.S – Capacitor, 50 MFD
14 - 19988A.S - Capacitor, 70 MFD
15 – 25760C.S – Capacitor Clamp
16 – Obsolete – Motor Bracket
17 – Obsolete – Screw, #10-24 x 50
18 – 32960R.S – Motor Assembly ½ HP
19 – 24121E05.S – Nut, 10-32 Hex Serr Flg
20 – 36190T.S – Control Board
21 – 32989A.S – Circuit Board Bracket
22 – 32988A.S – Board Mount
23 – Obsolete – Screw, #10 x 5/8
24 - 35219A.S – Top Gear Housing
25 – 35220A.S – Middle Gear Housing
26 – 35221A.S – Bottom Gear Housing
27 – 33223A.S – Bushing, Drive Shaft
28 – 27089A.S – Drive Shaft
29 – 27091A.S – Limit Worm Gear
30 – 27092A.S – Limit Work Drive
31 – 27098A03.S – Drive Shaft Washer
32 – 24311B17.S – Retaining Ring
33 – 27096A.S – Main Drive Gear
34 – 32987A.S – Optical Interrupt Wheel
35 – 33221A.S – Motor Bushing
36 – 27087A.S – Motor Thrust Washer
37 – 27251A.S – Ply Thrust Washer
38 – 27090A.S – Drive Worm Gear
39 – 27255B04.S – Screw, 8-16 x 3-1/8, Self Tap
40 – 27249A.S – Limit Plate
41 – 27665A04.S – Screw, 6 x 3/8 Self Tap
42 – 27093A.S – Limit Wheel
43 – 27095A.S – Limit Cam
44 – 27094A.S – Limit Pinion
45 – 27220A.S – Limit Switch
46 – 24173B04.S – Screw, #4 x 5/8 Self Tap
Not Shown – 36521R.S – Receiver Board (/A Models)
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60 – Obsolete – Sprocket Bushing
61 – 27191A.S – Sprocket, 10 tooth, Chain
61 – 36220A.S – Sprocket, 18 tooth, Belt
62 – 8094C04.S – Screw, 10-24 x ½ HHW SL
63 – 27080B.S – Sprocket Bracket, Chain
63 – 28770R.S – Sprocket Bracket, Belt
64 – 8062C04.S – Screw, #10-24 x 3/8 Tap HHW
66 – 26966A.S – Pulley, Chain
66 – 28773A.S – Pulley, Belt
67 – 27254A04.S – Carriage Bolt, 5/16-18 x 4
68 – 27291A04.S – Carriage Pin, 5/16 x 1-1/4
69 – 27360R.S – Pulley Bracket Assembly
70 – 27127A.S – End Bracket
71 – 24121C05.S – Nut, 5/16-18 Hex Serr Flg
71 – 22679A04.S – Nut, 5/16-18 Hex Jam
72 – 8091B04.S – Bolt, Lag, ¼ x 2 HHW
73 – 18295A04.S – Header Bracket
74 – 8115B17.S – Speed Nut
75 - 18586A04.S - Header Bracket Pin
76 - 27140A.S - Carriage Stop
77 – 27335A.S – Chain (0706)
         27335B.S – Chain (0800)
        27335C.S – Chain (1000)
78 – 27150A.S – Bullet, Chain
79 – 27175B.S – Carriage Slide
80 – 21123F.S – Emergency Release Cord (7-10ft models)
81 – 35227A.S – Release Knob
82 – 606E04.S – Cotter Pin, ¾ “
83 – 5987J04.S – Clevis Pin
84 – 5973Q04.S – Screw, 3/8 x .87 Hx Hd Mch
85- 24121D05.S – Nut, 3/8-16 Hex Serr Flg
86 – 26013D.S – Curved Door Arm
87 – 26012D.S – Straight Door Arm
89 – Obsolete – Lock Washer, ¼ “
90 – 19792A04.S – Door Bracket
91 – 8091B04.S – Bolt, Lag, ¼ x 2 HHW
        605879.0001.S –
Screw, ¼ -20 x ¾ Self Drill
94 – Obsolete – Carriage Release Assembly
95 – 27190A.S – Carriage Cap
96 – 27247D30.S – Screw, #10-16 x 5/16”
97 – Obsolete – Belt
Not Shown – 28018A.S – Belt Bullet
Not Shown – 20060A.S – Chain Master Link
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1 – Obsolete – Bolt, 5/16 x ¾
2 – 8028P04.S – Screw, 5/16-18 x ½ HHD WSHR
3 – 606E04.S – Cotter Pin, ¾”
4 – 25999F.S – Pulley Support, Full Chain
5 – 22679A04.S – Nut, 5/16-18 Hex Jam
6 – 5987J04.S – Clevis Pin
7 – 36254R.S – Carriage
8 – 18428B.S – Chain, 7’
8 – 18428D.S – Chain, 8’
9 – 21123F.S – Emergency Release Cord
10 – 25605R.S – Innerslide Kit
11 – 35227A.S – Release Knob
12 – 8115B17.S – Speed Nut
13 – 18295A04.S – Header Bracket
14 – 18586A04.S – Header Bracket Pin
15 – 8091B04.S – Bolt, Lag, ¼ x 2 HHW
16 – 36196A.S – Sprocket Saddle
17 – 8091B04.S – Bolt. Lag, ¼ x 2 HHW
18 – 19792A04.S – Door Bracket
19 – 26012D.S – Straight Door Arm
20 – 26013D.S – Curved Door Arm
21 – 5973Q04.S – Screw, 3/8x.87 Hx Hd Mch
22 – 24121D05.S – Nut, 3/8-16 Hex Serr Flg
23 – 27191A.S – Sprocket, 10 tooth
24 – 26004A.S – Bolt Retainer
25 – 26001A04.S – Pulley Bracket
26 – 26966D.S – Pulley Bracket
27 – 8026H04.S – Screw, 5/16-18 x 1.13 Hex HD
28 – 26002B.S – Pulley Bushing, Chain
30 – 8025D04.S – Screw, ¼-20 x 1 Hx Hd Washer
31 – 22441A04.S – Nut, ¼-20
32 – 8094C04.S – Screw, 10-24 x ½ HHW SL
33 – 8095A.S – Bolt, 5/16 x 2-1/4
Not Shown – 20456R.S – Pulley Support Kit
Not Shown – 20060A.S – Master Link, Chain
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