22
TM 5-3805-291-23-1
AIR CONDITIONING SYSTEM TESTS, INSPECTIONS, AND ADJUSTMENTS
Refrigerant Quick-Check Procedure for R-134a Expansion Valve and Orifice Tube Systems . . . . . . . . . . . . . . . 0018 00-5
Performance Checks for Air Conditioning System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0018 00-8
Test Procedure for Testing ARC Suppressor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0018 00-9
Refrigerant Leakage Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0018 00-10
Refrigerant Compressor Oil Check . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .0018 00-11
Refrigerant System Charge . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0018 00-14
Refrigerant Compressor Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0018 00-20
THIS WORK PACKAGE COVERS
Refrigerant Quick-Check Procedure for R-134a Expan-
Refrigerant Leakage Test
sion Valve and Orifice Tube Systems
Refrigerant Compressor Oil Check
Performance Checks for Air Conditioning System
Refrigerant System Charge
Test Procedure for Testing Arc Suppressor
Refrigerant Compressor Test
INITIAL SETUP
Maintenance Level
References
Direct Support
Testing Equipment
Leak detection lamp (Item 38, WP 0232 00)
WP 0221 00
Leak detector, refrigerant gas (Item 39, WP 0232
WP 0222 00
00)
WP 0223 00
Tools and Special Tools
WP 0224 00
Tool kit, general mechanic's, automotive (Item 90,
WP 0225 00
WP 0226 00
Shop equipment, automotive maintenance and
WP 0227 00
repair: field maintenance, basic, less power (Item
68, WP 0232 00)
Equipment Conditions
Reclaimer, refrigerant R-134a (Item 60, WP 0232
Machine parked on level ground (TM 5-3805-291-
00)
10)
Materials/Parts
Work tool lowered to ground (TM 5-3805-291-10)
Cap set, protective (Item 6, WP 0233 00)
Parking brake engaged (TM 5-3805-291-10)
Wheels chocked
Oil, lubricating, refrigerant compressor: Synthetic
Ester (Item 30, WP 0233 00)
Battery disconnect switch in OFF position (TM 5-
3805-291-10)
Refrigerant dye (Item 36, WP 0233 00)
Hood opened (TM 5-3805-291-10)
Tetrafluoroethane, technical (Refrigerant, R-134a)
(Item 46, WP 0233 00)
Side covers removed (WP 0135 00)
Personnel Required
Estimated Time to Complete Task
MOS 52C, Utilities Equipment Repairer
2.0 hr