Chamberlain HMJ, Owner'S Manual, Page: 15 / 24

15
REPLACEMENT PART KITS
Below are replacement kits available for your operator. For replacement of electrical box, motor or brake
components be sure to match model number of your unit to kit number below to ensure proper voltage
requirements. Optional modifications and/or accessories included with your operator may add or remove certain
components from these lists. Please consult a parts and service representative regarding availability of individual
components of kits specified below. Refer to page 11 for all repair part ordering information.
Complete Electrical Box Service Kits
K-MJ5011 Model MJ5011, 115V
K-MJ5025 Model MJ5025, 230V
K-MH5011R Model MH5011R, 115V RH
K-MH5011L Model MH5011L, 115V LH
K-MH5025R Model MH5025R, 230V RH
K-MH5025L Model MH5025L, 230V LH
K-HMJ5011R Model HMJ5011R, 115V RH
K-HMJ5011L Model HMJ5011L, 115V LH
K-HMJ5025R Model HMJ5025R, 230V RH
K-HMJ5025L Model HMJ5025L, 230V LH
VARIABLE COMPONENT KITS
PART NUMBER
K13-10024
K23-10041
K29-2
K21-10340
K21-5230
K29-10338
K29-12110
K24-24-6
DESCRIPTION
Limit Nut, (set of 2)
Limit Switch
Resistor, 2 Ohm
Transformer, 115V
Transformer, 230V
Capacitor, 70MFD
Capacitor, 20MFD
Relay, 3PDT
MJ501
1
MJ5025 MH501
1R
MH501
1L
MH5025R MH5025L HMJ501
1R
HMJ501
1L
HMJ5025R HMJ5025L
* Electrical Box Kits include parts from K72-12487 and K75-12493
1
2
3
4
5
6
7
8
9
10-10315
10-10316
23-10916
42-10040
42-110
29-2
(See Var. Comp.)
(See Var. Comp.)
(See Var. Comp.)
MT Electrical Box
MT Electrical Box Cover
SPDT Interlock Switch
Terminal Assembly 3 Lug
10 Position Terminal Block
Resistor, 2ohm
Transformer
Relay, 24V
Motor Capacitor 1
1
1
1
1
1
1
2
1
* COMPLETE ELECTRICAL BOX KITS
K72-12487 LIMIT SHAFT ASSEMBLY KIT
Item
L1
L2
L3
L4
L5
L6
L7
L8
Description
MT Limit Shaft
Flange Bearing 3/8" I.D.
Limit Nut
Sprocket 48B9 x 3/8" Powder Metal
RPM Rotating Cup
Washer, Shim 3/8" I.D. x .010 THK.
Rollpin 1/8 x 1" Long
E Ring, 3/8"
Qty
1
2
2
1
1
7
1
2
K75-12493 LIMIT SWITCH ASSEMBLY KIT
P/N
11-10321
12-10028
13-10024
15-48B9A1
29-10344
80-10026
86-RP04-100
87-E-075
Item
S1
S2
S3
S4
S5
S6
S7
S8
Description
Depress Plate
Spring, Depress Plate
Limit Switch
Standoff, Limit Switch
Screw, #4-40 x 1-3/8" Pan Hd Phil
Screw, #6-32 x 1" Pan Hd Phil
Nut, Double Tinnerman
Locknut, #6-32 Nylon Hex
Qty
1
2
4
8
8
2
4
2
P/N
10-10318
18-10036
23-10041
31-10043
82-PX0419
82-PX0616
84-DT-04
84-LN-06