Friedrich MRM09Y1J Service Manual

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Installation and Maintenance
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– Confirm that the gauge needle has moved toward -76cmHg
(vacuum of 4 mmHg or less).
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– Vacuum pump oil.
If the vacuum pump oil becomes dirty or depleted, replenish
as needed.
Lo
Open
Open
Vacuum pump
3-Way
valve
Outdoor unit
Liquid side
Indoor unit
Gas side
3-Way
valve
CLOSE
OPEN

Friedrich MRM09Y1J Specifications

General

Brand	Friedrich
Model	MRM09Y1J
Category	Air Conditioner
Language	English