COOLING ACTION STOPS AFTER OPERATING A SHORT TIME

TM9 4120-423-14&P

TEST OR INSPECTION

Step 1. Check that fabric condenser cover is rolled up and tied.

CORRECTIVE ACTION

(a)

Roll up cover and tie securely (see WP0044).

(b)

Allow 30 minutes after compressor stops for pressure to drop to reset pressure.

(c)

Manually reset high-pressure switch (S4).

TEST OR INSPECTION

Step 2. Check outside covers on condenser section.

CORRECTIVE ACTION

(a)

Remove power.

(b)

Inspect condenser section for loose, damaged, or missing covers and screws.

(1)

Tighten loose screws.

(2)

Install missing covers and screws.

(3)

Repair or change damaged covers.

(4)

Allow 30 minutes after compressor stops for pressure to drop to reset

pressure.

(5)

Manually reset high-pressure switch (S4).

(6)

Apply power.

TEST OR INSPECTION

Step 3. Check for blocked condenser EMI screens.

CORRECTIVE ACTION

Remove blockage/clean EMI screens.

TEST OR INSPECTION

Step 4. Check relay K2. (See WP0051).

CORRECTIVE ACTION

Replace if found bad.

0010 00-7