SUCTION PRESSURE REGULATOR REMOVE/INSTALL

TM 10-4110-262-13&P

0030 00

DIRECT SUPPORT MAINTENANCE

ADVANCED DESIGN REFRIGERATOR, 300 CUBIC FOOT (ADR-300)

4110-01-465-4158 / 4110-01-465-4564

SUCTION PRESSURE REGULATOR

REMOVE/INSTALL

INITIAL SETUP

Tools and special tools

References

Tool Kit, Refrigeration Service

Preventive Maintenance, Checks and Services

(WP 0051 00, Table 2, Item 5)

Refrigerator Component Test and Adjust

Materials and Parts

(WP 0029 00)

Equipment Conditions

ADR-300 Disconnected from all power sources.

Personnel Required

HVAC Technician (MOS 52C, AFSC 3E1x1) (1)

REMOVE

1. Install the manifold gauge assembly.

2. Perform the low-side pump down until suction pressure gauge reads 0 psi.

a. Install a manifold gauge assembly.

b. Jump out the low pressure cut out (LPCO) located on the suction line behind the receiver tank

with a jumper wire.

Run the unit in the cooling mode for 10 or more minutes.

d. Front seat the receiver tank outlet valve.

e. Pump down until the suction pressure gauge reads 0 psi.

3. Remove the condenser support bracket.

4. Remove the suction line insulation.

5. Remove the LPCO switch and the schrader valve core.

6. Unsolder the suction pressure regulator.

0030 00-1