Manitowoc
Manitowoc Manitowoc
QM20CAUTION: DISCONNECT POWER BEFORE WORKING ONELECTRICAL CIRCUITRY.NOTE: DIAGRAM SHOWN DURING THE FREEZE CYCLE.SEE SERIAL PLATE FOR VOLTAGE.L1L2 (N)COMPRESSORTHERMISTORCONTROLBOARDLIGHT(3)ICE THICKNESSADJUSTMENTDIAL(9)OVERLOADPROTECTORR(24)STARTINGDEVICECS(23)FAN MOTOR(AIR COOLED ONLY)(14)WATERPUMP(22)12HOT GASSOLENOID(21)3(13)(20)FUSE(6)TRANS.A(2)WATER FILLSOLENOID(8)(7)(1)TOGGLE SWITCHONOFFWASH(4)(12)BIN THERMOSTAT( ) - WIRE NUMBER DESIGNATION(IS MARKED AT EACH END OF WIRE)- FEMALE/MALE CONNECTORSV1774218 Part Number 80-01111-9 7/10
QM30115V/1 Ph/60 HzL1CAUTION: DISCONNECT POWER BEFORE WORKING ONELECTRICAL CIRCUITRY.NOTE: DIAGRAM SHOWN DURING THE FREEZE CYCLE.(N)(27)(26)COMPRESSORCOMPRESSOROVERLOAD RRELAY CONTACTSTHERMISTORPROTECTOR(3)(24)STARTINGDEVICECS(25)CONTROL13 FAN MOTORBOARDCOMPRESSOR (AIR COOLED ONLY)(9) RELAY COILOVERFLOW 1(23)LIGHTJUMPER WIRE(AIR COOLED) (14)OVERFLOW 2WATERPUMP(22)12HOT GASSOLENOID(21)3(13)(20)FUSE(6)TRANS.B(2)WATER FILLSOLENOID(8)(7)(1)TOGGLE SWITCHON(12)OFFWASH(4)BIN THERMOSTAT( ) - WIRE NUMBER DESIGNATION(IS MARKED AT EACH END OF WIRE)- FEMALE/MALE CONNECTORSV1775Part Number 80-01111-9 7/10 219
- Page 168 and 169: Check Procedure! WarningHigh (line)
- Page 170 and 171: Temperature/Resistance ChartAs the
- Page 172 and 173: ON/OFF/WASH Toggle SwitchFUNCTIONTh
- Page 174 and 175: Ice Thickness ProbeQM45/Q130/Q170/Q
- Page 176 and 177: Compressor Electrical DiagnosticsTh
- Page 178 and 179: Fan Cycle ControlQM45/Q130/Q170/Q21
- Page 180 and 181: Filter-DriersLIQUID LINE FILTER DRI
- Page 182 and 183: REFRIGERANT RE-USE POLICYManitowoc
- Page 184 and 185: RECOVERY AND RECHARGING PROCEDURESQ
- Page 186 and 187: NOTE: Manifold gauges must be remov
- Page 188 and 189: ImportantManifold gau ges must be r
- Page 190 and 191: System Contamination CleanupGENERAL
- Page 192 and 193: MILD SYSTEM CONTAMINATION CLEANUPPR
- Page 194 and 195: REPLACING PRESSURE CONTROLS WITHOUT
- Page 196 and 197: Q270 Condenser Fan Motor Replacemen
- Page 198 and 199: MAX. 1300°F(700°C)SV30714. Apply
- Page 200 and 201: High Pressure Cutout (HPCO) Control
- Page 202 and 203: This Page Intentionally Left Blank2
- Page 204 and 205: QM20 SELF-CONTAINED AIR-COOLEDNOTE:
- Page 206 and 207: QM45 SELF-CONTAINED AIR-COOLEDNOTE:
- Page 208 and 209: SM50 SELF-CONTAINED AIR-COOLEDNOTE:
- Page 210 and 211: Q130 SELF-CONTAINED AIR-COOLED(Afte
- Page 212 and 213: Q170 SELF-CONTAINED AIR-COOLEDNOTE:
- Page 214 and 215: Q210 SELF-CONTAINED WATER-COOLEDNOT
- Page 216 and 217: Q270 SELF-CONTAINED WATER-COOLEDNOT
- Page 220 and 221: QM30230V/1 Ph/50 HzL1CAUTION: DISCO
- Page 222 and 223: SM50L1CAUTION: DISCONNECT POWER BEF
- Page 224 and 225: Q130/Q170/Q210Danfoss CompressorL1N
- Page 226 and 227: Q270Danfoss CompressorL1NOTE: DIAGR
- Page 228 and 229: QM45/Q130/Q170/Q210/Q270ICE THICKNE
- Page 230 and 231: Tubing SchematicsQM20/QM30 Tubing S
- Page 232 and 233: SM50 Tubing SchematicHEATEXCHANGERE
- Page 234: This Page Intentionally Left Blank2
QM30115V/1 Ph/60 HzL1CAUTION: DISCONNECT POWER BEFORE WORKING ONELECTRICAL CIRCUITRY.NOTE: DIAGRAM SHOWN DURING THE FREEZE CYCLE.(N)(27)(26)COMPRESSORCOMPRESSOROVERLOAD RRELAY CONTACTSTHERMISTORPROTECTOR(3)(24)STARTINGDEVICECS(25)CONTROL13 FAN MOTORBOARDCOMPRESSOR (AIR COOLED ONLY)(9) RELAY COILOVERFLOW 1(23)LIGHTJUMPER WIRE(AIR COOLED) (14)OVERFLOW 2WATERPUMP(22)12HOT GASSOLENOID(21)3(13)(20)FUSE(6)TRANS.B(2)WATER FILLSOLENOID(8)(7)(1)TOGGLE SWITCHON(12)OFFWASH(4)BIN THERMOSTAT( ) - WIRE NUMBER DESIGNATION(IS MARKED AT EACH END OF WIRE)- FEMALE/MALE CONNECTORSV1775Part Number 80-01111-9 7/10 219