Page 34
IX. FAILURE DIAGNOSIS
5. Unusual Noise
Unusual noise during the
compressor running in the
mechanical room.
Is the ground horizontally flat?
Adjust by the adjusting foot.
No
Yes
Adjust the location of counter-
weight
If all the piping in the
mechanical room are
resonant.
If the mechanical piping being
slanted or contacted.
Be properly adjusted.
Yes
Yes
No
Yes
Inspect the vibration of
compressor and adjust the
rubber pad to reduce
vibration.
Change the storage method
of the food.
Yes
No
If any unusual noise of the fan
(upon opening the door)?
Check if the fan is contacting
EV cover or the grate.
Press down the fan to the end
to confirm that the fan will not
contact the grate.
Yes
Yes
Inspect the assembly of fan
and grate and adjust it to
create air tightness with the
inner case.
No
Unusual noise in D meter
No unusual noise
Open the electrical case and
replace new D meter.
Summary of Contents for PTV15SAMR
Page 53: ...Page53 XII PART LIST AND EXPLODED VIEW PTV15SAMR PTU427SAMR PTQ440SAMR PTG440SAMR...
Page 54: ...Page54 XII PART LIST AND EXPLODED VIEW PTV15SAMR PTU427SAMR PTQ440SAMR PTG440SAMR...
Page 61: ...Page61 XII PART LIST AND EXPLODED VIEW PTV16SAMR PTU463SAMR PTQ470SAMR PTG470SAMR...
Page 62: ...Page62 XII PART LIST AND EXPLODED VIEW PTV16SAMR PTU463SAMR PTQ470SAMR PTG470SAMR...
Page 70: ...Page70 XII PART LIST AND EXPLODED VIEW PTV19SAMR PTU527SAMR PTQ530SAMR PTG530SAMR...
Page 71: ...Page71 XII PART LIST AND EXPLODED VIEW PTV19SAMR PTU527SAMR PTQ530SAMR PTG530SAMR...
Page 78: ...Page78 XII PART LIST AND EXPLODED VIEW PTV20SAMR PTU565SAMR PTQ570SAMR PTG570SANR...
Page 79: ...Page79 XII PART LIST AND EXPLODED VIEW PTV20SAMR PTU565SAMR PTQ570SAMR PTG570SANR...
