REFRIGERANT SYSTEM SERVICE

TM 9-4120-430-14

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DIRECT SUPPORT MAINTENANCE

AIR CONDITIONER, COMPACT, HORIZONTAL

REFRIGERANT SYSTEM SERVICE - (DISCHARGING)

INITIAL SETUP:

Tools and Special Tools

Tool Kit, General Mechanics (Item 1, Table 2, WP 0067 00)

Tool Kit, Service, Refrigeration Unit (Item 2, WP 0067 00)

Recovery and Recycle Unit, Refrigerant (Item 5, WP 0067 00)

Mask, Air Filtering (Item 29, Table 1, WP 0069 00)

References

WP 0067 00 (MAC)

Personnel Required

One

Equipment Condition

Mode selector switch in OFF position

Main power source is disconnected

Panels removed (WP 0018 00)

Air conditioner removed from shelter, if necessary.

Special Environmental Condition

WARNING

REFRIGERANT-22 (R-22)

Unit contains R-22, a chemical substance which harms public health and the

environment by destroying ozone in the upper atmosphere, and that the equipment is

to be serviced by qualified personnel only.

Operation of the recovery/recycling unit must be by AUTHORIZED PERSONNEL

ONLY.

WARNING

Ensure power source is disconnected.

WARNING

Be sure that the manifold hoses are correctly connected.

BLUE Hose = Low Pressure, RED Hose = High Pressure.

SERVICE -- DISCHARGING

Rear Top of Unit

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