Lennox Y6760, Service Manual

Page: 82 / 94

79
Installation and Maintenance
Service Manual
7. Remove soundproof sponge
Remove the soundproof sponge wrapping the
compressor.
Remove the screws fixing the gas valve; unsolder
the welding joint between the gas valve and the
air-return pipe to remove the gas valve.
(NOTE: Before unsoldering the welding joint, wrap
the gas valve with a wet cloth completely to avoid
damage to the valve caused by high temperature.)
Remove the screws fixing the liquid valve; unsolder
the welding joint between the liquid valve and
Y-type tube to remove the liquid valve.
Unsolder the pipelines connected to the compressor
at first.
(NOTE: Before unsoldering the pipeline, discharge
the refrigerant completely)
Remove the foot nuts on the compressor and then
remove the compressor.
8. Remove valves and pipeline
soundproof sponge
9. Remove compressor
liquid valve
gas valve
suction pipe
discharge pipe
compressor
Step
Procedure