TM 5-3805-292-23
0006
CHASSIS TROUBLESHOOTING - A/C IS NOT COOLING CAB PROPERLY CONTINUED
AK
Both readings too high
System over charged. Reclaim,
and high pressure liquid
evacuate, and recharge A/C to
YES
line(s) very hot?
proper level (WP 0093).
NO
System over charged. Reclaim,
Low side too high,
evacuate, and recharge A/C to
YES
high side too low?
proper level (WP 0093).
NO
Tension
Check A/C compressor drive belt
Re-tension belt (WP 0052).
NO
tension (WP 0052).
okay?
YES
Replace A/C compressor (WP 0012) and
receiver/dryer (WP 0092). Reclaim,
Leaks
Check A/C system for leaks.
NO
evacuate, and recharge A/C to proper
present?
level (WP 0093).
YES
Find and repair refrigerant leak. Reclaim, evaluate,
and recharge A/C to proper level (WP 0093).
