LiftMaster GH GH -Mechanical New style w/ thermal overload change Manual - Page 13

SINGLE PHASE SCHEMATIC DIAGRAM • 10118-1 R1 ORANGE RADIO RECEIVER R2 YELLOW R3 RED RED AUX.TERMINAL BLOCK FOR RADIO C NO AUX.OPEN L/S NC OPEN YELLOW PURPLE ORANGE LIMIT SWITCHES OPEN L/S C NC ORANGE ORANGE INTERLOCK ( OPTIONAL ) PURPLE RED YELLOW GREY PURPLE BLUE WHITE A1 A2 13 CLOSE 14 5 6 3 4 1 2 BLACK PURPLE PURPLE RED BLACK BLACK 230V. SUPPLY ONLY 115V. SUPPLY ONLY ORANGE A1 YELLOW 13 5 A2 14 YELLOW 6 WHITE 3 4 BLACK 1 2 WHITE OPEN SEE NOTE 2 CONTACTOR BLACK RED PURPLE PURPLE C NO NC R1 RELAY ORANGE ORANGE RED TO TERMINAL #2 PURPLE PURPLE TO TERMINAL #3 TIMER ( OPTIONAL ) GREY GREY C NC SAFETY L/S CLOSE LIMIT SWITCHES PURPLE PURPLE CLOSE NC L/S C BLACK BROWN LOAD 24VAC YELLOW TRANSFORMER SEE NOTE 3 T1 WHITE *SEE NOTE BELOW WIRE NUT BLACK BLACK OVERLOAD SEE NOTE 4 BLACK ORANGE YELLOW NC NO C RED PURPLE BLACK IR RELAY SEE NOTE 3 YELLOW GREY PURPLE BLUE BLACK BLACK 115V. BRAKE SOLENOID ( WHEN REQUIRED ) RED ORANGE GREY ORANGE PURPLE PURPLE RED ORANGE YELLOW ORANGE BROWN BROWN ORANGE YELLOW YELLOW GREY BLACK BLACK WHITE WHITE P BK BL Y BK GY TO MOTOR BL-BK BL-BK P BRAKE BK ( WHEN REQ'D ) BL Y BK GY INTERNAL MOTOR WIRING 1 - BLUE 2 - WHITE 3 - ORANGE 4 - YELLOW 5 - BLACK 8 - RED O/L- BROWN 13 BL-BK 8 5 OL O/L SEE NOTE 4 42 BL-BK 115V. CONNECTION 1 BL-BK 8 523 4 OL O/L SEE NOTE 4 BL-BK 230V. CONNECTION 230V. BRAKE SOLENOID ( WHEN REQUIRED ) 1 2 3 4 5 7 10 L1 L2 L3 GROUND OPEN CLOSE STOP EXT. INTLK. TO OPEN AND CLOSE SAFETY EDGE L1 L2 1 PHASE POWER IN (SEE NOTE 3) * - Shipped from Factory CLOSE CONTROL WIRING OPTIONS * C2 WIRING: Constant Presssure to Close RED WIRE ON TERMINAL #2 (Shipped from Factory) B2 WIRING: Momentary Contact to Close MOVE RED WIRE FROM TERMINAL #2 TO TERMINAL #3 NOTES: 1) TO REVERSE MOTOR DIRECTION: INTERCHANGE PURPLE & GRAY MOTOR LEADS AT CONTACTOR 1 & 3. 2) WIRE MUST BE REMOVED FOR 230V 1PH OPERATION. 3) TRANSFORMER PRIMARY & RELAY VOLTAGE SAME AS LINE VOLTAGE. 4) SINGLE PHASE UNITS ARE EQUIPPED WITH AN EXTERNAL LINE BREAK DEVICE, AND MAY BE EQUIPPED WITH AN ADDITIONAL INTERNAL PILOT DUTY THERMAL O/L DEVICE. 13