LOW PRESSURE CUTOUT SWITCH REPLACE

TM 10-4110-262-13&P

0042 00

DIRECT SUPPORT MAINTENANCE

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

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

LOW PRESSURE CUTOUT SWITCH

REPLACE

INITIAL SETUP

References

Tools and special tools

PMCS Instruction (WP 0010 00)

Tool Kit, Organizational Maintenance

Refrigeration Unit Service (WP 0031 00)

(WP 0051 00, Table 2, Item 4)

Equipment Conditions

Materials and Parts

Disconnect ADR-300 from the main power

Switch Low Pressure Cutout

source.

Personnel Required

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

WARNING

Sharp object. Edges are very sharp to the touch. Be

careful not to cut your hands or limbs. Failure to comply

may cause serious injury to personnel.

REPLACE

1. Remove the condenser section front grille and top grille.

2. Locate the low pressure cut-out switch near the receiver on the suction line (see figure). Cut any wire

ties restraining the switch wires.

3. Disconnect the weather-tight connector on the light switch wires.

CAUTION

Use a backup wrench on the low pressure switch and the schrader valve.

Lines could break causing a leak. Failure to comply may result in

damage to equipment.

4. Unscrew the switch and remove it from the schrader valve.

5. Thread the switch over the schrader valve. Tighten the switch securely.

6. Connect the switch wires to the connector separated in Step 3 above.

7. Secure the wires and connector with wire ties.

0042 00-1