MAINTENANCE
(1-Way Cassette Type)
4-104
Service Manual
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(1) Remove the air inlet grille according to Section 4.2.5.1 “Removing Air Filter and Air Inlet Grille”.
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decorative panel.
(3) Remove the two corner pocket covers from the decorative panel.
(4) Remove the following screws that secure the decorative panel.
The long screws (A) and (B) should not be removed and remain within the nominal length of
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below.
TURN OFF all power source switches.
Fan Casing
Relay Connector
Motor Connector
for Auto Louver
Corner Pocket
Cover
Decorative Panel
Decorative Panel
Long Screw (A)
Hole
(
φ
1-1/4 inch (32mm))
Decorative Panel
Long Screw (B)
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below.
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(32mm) of the decorative panel. Remove the decorative panel.
(A)
(C)
(F)
'
(
(B)
Long Screw
[2 inches (50mm) Length]
1-1/2 inch
(40mm)
Tool
Phillips Screwdriver
Tool
Phillips Screwdriver
Summary of Contents for YVAHP072B31S
Page 2: ......
Page 10: ...viii Service Manual ...
Page 16: ......
Page 17: ...Service Manual 1 1 INSTALLATION 1 Installation ...
Page 577: ...Service Manual 1 561 INSTALLATION 9 Touch Back to return to the Service Menu screen 9 ...
Page 920: ......
Page 921: ...Service Manual 2 1 OPERATION 2 Operation ...
Page 1315: ...Service Manual 3 1 TROUBLESHOOTING 3 Troubleshooting ...
Page 1461: ...Service Manual 4 1 MAINTENANCE 4 Maintenance ...
Page 1728: ......
Page 1729: ...Service Manual 6 1 FIELD WORK INSTRUCTIONS 6 Field Work Instructions ...
Page 1738: ...6 10 Service Manual FIELD WORK INSTRUCTIONS 6 8 Mollier Chart for R410A ft 3 l b ...
Page 1739: ...SERVICE PARTS LIST Service Manual 7 1 7 Service Parts List ...
Page 1795: ......
Page 1796: ... 2015 Johnson Controls Inc SM 15001 ...