PREVENTATIVE MAINTENANCE CHECKS

CONDENSER SECTION

(1) Check all wiring + connections.
(2) Check condenser security.
(3) Check filter drier.
(4) Check gas level.
(5) Check sight glass.
(6) Check operation of high pressure switch.
(7) Check head pressure control.
(8) Check hydraulic motor.
(9) Check hydraulic oil level.
(10) Check operation of low pressure switch.
(11) Check pipework condition.
(12) Check operation of condenser fans.

IF UNIT HAS STANDBY FITTED

(13) Check condition of standby belt(s).
(14) Check belt alignment.
(15) Check bearing condition.
(16) Check compressor condition.
(17) Check compressor clutch.
(18) Check compressor seal.
(19) Check contactor.
(20) Check overload settings.
(21) Check electric motor security.
(22) Check inlet appliance.

UNDER BONNET SECTION

(23) Check circuit breaker + wiring.
(24) Check pipework condition.
(25) Check compressor condition.
(26) Check compressor mount bracket security.
(27) Check compressor clutch operation.
(28) Check belt condition.
(29) Check belt alignment.
(30) Check compressor seal.
(31) Check bearing condition.
(32) Check all wiring + connections.
(33) Check hydraulic pump.

EVAPORATOR SECTION

(34) Check solenoid valve.
(35) Check termination settings.
(36) Check pipework condition.
(37) Check heater operation.
(38) Check evaporator security.
(39) Check operation of evaporator fans.
(40) Check evaporator fan brushes (if applicable).
(41) Check fan delay.
(42) Check all wiring + connections.

OPERATIONAL CHECKS

(43) Check suction pressure.
(44) Check discharge pressure.
(45) Check controller operation.
(46) Check cooling operation.
(47) Check defrost operation.
(48) Check heat operation.

Note: replacement of filter driers, drive belts, addition of gas, not included in fixed price servicing.