Chamberlain door opener - Manual (Page 31)

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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.
SERVICE KITS
ITEM PART # DESCRIPTION
K1 K72-10047 Limit shaft kit (1/2 up to 2HP)
K72-10047-1 Limit shaft kit (3HP)
Complete with: Limit shaft, limit nuts,
limit bearings, limit sprocket,
interrupter cup, shim washers,
compression ring, roll pin, and
e-rings.
K2 K72-12515-1 Limit switch kit
Complete with: Limit nut retainer,
switch plates, backup plate, depress
plates, limit switches, standoffs,
screws, and locknuts.
* To order a complete electrical box kit, add a K- prefix to the
model number of your operator. For example:
GH5011L3 (Operator) = K-GH5011L3 (Electrical box kit)
INDIVIDUAL PARTS
ITEM PART # DESCRIPTION
1 13-10024 Limit nut
2 23-10041 Limit switch
3 K75-32268 Cover
4 21-14182 Transformer, 115/230V
21-35057 Transformer, 460V
21-5575 Transformer, 575V
5 29-31244 Relay 24Vdc DPST - (A and B relay)
all operators
6 29-31245 Relay 12Vdc SPDT - (C and D relay)
3 Phase only
29-31229 Relay 24Vdc SPDT - (C relay)
1 Phase only
7 K74-31243 MOV 580V
8 K79-15016-1 RPM sensor assembly
9 K1A5729 Logic board - Logic 3
10 K2A761 Coaxial cable
11 K1C3196-3 Antenna
*Non stocked item. Please allow additional delivery time.
E L E C T R I C A L B O X L O G I C ( V E R 3 . 0 )