Chamberlain BG770 Home Security System User Manual


 
BG790 Drawing and Parts List 30
Doc 01-G0674
Rev E
BG790 Parts List
STANDARD PARTS
PART NO. QTY. DESCRIPTION PART NO.
QT
Y.
DESCRIPTION
02-102 (N) 1 OPEN/CLOSE KEY SWITCH 80-1904N (N) 8 FAILSAFE BOARD STAND OFF
03-8024-K 1 3 POLE CONTACTOR 80-207-36 1 1/4 X 1/4 x 1-1/4 DISCONNECT KEY
03-ABDIN-4 (N) 1 DIN RAIL 80-5001 (N) 1 3/16 x 3/16 x 1-3/4 KEY
07-8007 2 ARM HUB 80-575 (N) 4 3/4 FLATWASHER
07-8058 1 CRANK LINK 80-8001 1 ACCESS PANEL LOCK
07-8063 1 UPPER CRANK 80-G0135 (N) 2 3/8-16 x 18 THREADED ROD
07-8064 1 LOWER CRANK 80-G0185 (N) 1 1/2 x 1/2 X 2-1/2 KEY
10-8014 1 SWITCH BRACKET 80-G0187 (N) 3 1/2 x 1/2 x 1-3/8 KEY
10-8016-T 1 TAN TOP COVER 80-G0188 (N) 1 1/2 x 1/2 x 2 KEY
10-8017-T 1 TAN ACCESS COVER 80-G0211 (N) 4 5/16 X 1-1/4 STUD
10-8021 1 ELECTRICAL PANEL 81-8000 (N) 8 SHOCK MOUNT
10-8026 1 BEARING PLATE 82-CB31-26 (N) 4 5/16-18 x 2-1/2 CARRIAGE BOLT
10-8027 (N) 1 ELECTRICAL PANEL HANGER KIT 82-HN25-08 (N) 2 1/4-20 x 1/2 SCREW
10-8051-T 1 TAN HOUSING 82-HN25-18 (N) 4 1/4-20 x 1-1/4 SCREW
10-8055 2 COUNTERWEIGHT CLAMP 82-HN31-16 (N) 4 5/16-18 X 1 HEX HEAD BOLT
N/A N/A N/A 82-HN50-20 (N) 4 1/2-13 x 1-1/2 HEX HEAD BOLT
11-8061 1 MAIN SHAFT 82-HN50-25 (N) 12 1/2-13 X 2-1/4 HEX HEAD BOLT
11-8062 (N) 1 INTERMEDIATE SHAFT 82-HN50-28 (N) 2 1/2-13 X 3 HEX HEAD BOLT
12-8032 5 4 BOLT FLANGED BEARING 82-HN52-18 18 1/2-20 X 1-1/4 HEX HEAD BOLT
12-8033 1 FEMALE ROD END 82-HN52-20 6 1/2-20 X 1-1/2 HEX HEAD BOLT
12-8034 1 FEMALE ROD END 82-HN75-26 2 3/4-10 X 2-1/2 HEX HEAD BOLT
13-8000 (N) 14 METAL GASKET 82-NH31-06CP (N) 1 5/16-18 X 3/8 SET SCREW
13-8001 (N) 2 RUBBER GROMMET 82-NH38-06CP 8 3/8-16 X 3/8 CONE POINT SET SCREW
15-5032 1 50B32 SPROCKET 82-PX06-06T (N) 6 6-32 x 3/8 SELF TAPPING SCREW
15-9020 1 50B12 SPROCKET 82-PX06-28 (N) 2 6-32 X 3 SCREW
16-8002 1 COGGED BELT 82-PX08-04T (N) 6 8-32 x 1/4 SELF TAPPING SCREW
17-2001 1 8" PULLEY 82-PX08-10T (N) 4 8-32 x 5/8 SELF TAPPING SCREW
17-2002 1 2" PULLEY 82-RS10-20 (N) 2 10-32 x 1-1/2 SCREW
19-5051 (N) 1 #50 CHAIN 82-SH10-18 (N) 2 10-32 X 1-1/4 SCREW
19-9024 (N) 1 #50 CHAIN MASTER LINK 84-JH-76 1 3/4-16 JAM NUT
19-9025 (N) 1 #50 CHAIN HALF LINK 84-JH-76L (N) 1 3/4-16 LEFT HAND JAM NUT
21-3260-1 1 TRANSFORMER 84-RH-50 (N) 18 1/2-13 HEX NUT
23-2017 3 SPDT LIMIT SWITCH 84-RH-75 2 3/4-10 HEX NUT
23-2761 1 ROCKER SWITCH 84-WH-10 (N) 10 10-32 SERRATED WASHER NUT
23-8001 1 TOGGLE/OUTLET COMBINATION 84-WH-25 (N) 14 1/4-20 SERRATED FLANGE NUT
24-24-1 1 24VAC DPDT RELAY 84-WH-31 (N) 12 5/16-18 SERR. FLANGE LOCK NUT
24-24-6 1 3PDT 24V RELAY 84-WH-38 (N) 8 3/8-16 SERRATED FLANGE NUT
28-3000 1 SWITCH BOX 84-WN-25 (N) 2 1/4-20 WING NUT
28-8003 1 DUPLEX OUTLET COVER 85-FW-31 (N) 8 5/16 FLATWASHER
31-10-17 (N) 2 1-32 x 1-1/8 SPACER 85-FW-38 (N) 12 3/8 FLATWASHER
31-2712 (N) 6 NYLON SENSOR SPACER 85-FW-50 24 1/2 FLATWASHER
32-8002 1 GEAR REDUCER 85-LS-31 (N) 4 5/16 SPLIT LOCK WASHER
42-110-2 1 10 POSITION TERMINAL BLOCK 85-LS-50 38 1/2 SPLIT LOCK WASHER
42-3608 1 8 POSITION TERMINAL BLOCK 85-LS-75 (N) 2 3/4 SPLIT LOCK WASHER
65-1208 1 WISHBONE ARM 91-G0122 4 LIMIT COLLAR
65-8056 1 COUNTERWEIGHT KIT 91-G0128 (N) 1 ELECTRICAL ENCLOSURE
74-G0133 (N) 1 CONTROL BOX 94-G0233 (N) 1 POWER CABLE
80-1003 1 6-32 TINNERMAN NUT 94-G0234 (N) 1 MOTOR CABLE
PARTS DESIGNATED (N) ARE NOT SHOWN ON DRAWING.
PARTS HAVING ONE OR MORE X IN THE PART NO. VARY FROM MODEL TO MODEL. SEE “VARIABLE PARTS” BELOW.
VARIABLE PARTS
VARIABLE P/N DESCRIPTION USED ON
20-1050B-2 MOTOR: BM 115/230V 1/2HP BG790-50-11, BG790-50-21, BG790-50-81
20-3050B-4E MOTOR: 1/2 HP - 208/230/460VAC - 3Ø - 60hz BG790-50-23, BG790-50-43, BG790-50-83
20-XXXX
20-3050M-5 MOTOR: 1/2 HP - 575VAC - 3Ø - 60hz BG790-50-53
24-115-1 115VAC RELAY ALL 115VAC - 1Ø MODELS
24-XXXX
24-230-5 208/230VAC RELAY ALL 208/230VAC - 1Ø MODELS
25-2006 6A FUSE BG790-50-21
25-XXXX
25-2010 10A FUSE BG790-50-11
Table 7