Carrier 50GX Cooling Charging Chart, 50GS042 Units, Evaporator Blower and Motor

C99041

Fig. 19—Cooling Charging Chart, 50GS042 Units

OUTDOOR	TEMP
° F	° C
115	46
105	41
95	35
85	29
75	24
65	18
55	13
45	7
°
	C99043

Fig. 21—Cooling Charging Chart, 50GS060 Units

AIR FILTER

Never operate the unit without a suitable air filter in the return-air duct system. Always replace the filter with the same dimensional size and type as originally installed. See Tables 1 and 2 for recommended filter sizes.

Inspect air filter(s) at least once each month and replace (throwaway-type) or clean (cleanable-type) at least twice during each heating and cooling season or whenever the filter(s) becomes clogged with dust and lint.

EVAPORATOR BLOWER AND MOTOR

NOTE: All motors are prelubricated. Do not attempt to lubricate these motors.

22

OUTDOOR TEMP
° F	° C
115	46
105	41
95	35
85	29
75	24
65	18
55	13
45	7
°

C99042

Fig. 20—Cooling Charging Chart, 50GS048 Units

(024) 60HZ CHARGING CHART
OUTDOOR TEMP
° F	° C
115	46
105	41
95	35
85	29
75	24
65	18
55	13
45	7
°

C99044

Fig. 22—Cooling Charging Chart, 50GX024 Units

For longer life, operating economy, and continuing efficiency, clean accumulated dirt and grease from the blower wheel and motor annually.

Disconnect and tag electrical power to the unit before cleaning the blower motor and wheel. Failure to adhere to this warning could cause personal injury or death.

To clean the blower motor and wheel:

1.Remove and disassemble blower assembly as follows:

a.Remove unit access panel.

b.Disconnect motor lead from time delay relay (TDR). Disconnect yellow lead from terminal L2 of the contactor.