TECHNICAL & SERVICE MANUAL
CONTENTS
1. TECHNICAL CHANGES······························2
2.
COMBINATION OF INDOOR AND OUTDOOR UNITS
···3
3. SAFETY PRECAUTION·······························4
4. PART NAMES AND FUNCTIONS ···············8
5. SPECIFICATIONS ······································11
6. DATA ··························································23
7. OUTLINES AND DIMENSIONS ·················62
8. WIRING DIAGRAM ····································63
9. REFRIGERANT SYSTEM DIAGRAM········64
10. TROUBLESHOOTING ·······························65
11. DISASSEMBLY PROCEDURE ··················76
12. PARTS LIST ···············································79
13. OPTIONAL PARTS ····································86
Indoor unit
[Model names] [Service Ref.]
PLA-RP1.6AA PLA-RP1.6AA
PLA-RP2AA PLA-RP2AA
PLA-RP2.5AA PLA-RP2.5AA
PLA-RP3AA PLA-RP3AA
PLA-RP3AA1
PLA-RP4AA PLA-RP4AA
PLA-RP4AA1
PLA-RP5AA PLA-RP5AA
PLA-RP5AA1
PLA-RP6AA PLA-RP6AA
PLA-RP6AA1
No.OC293
REVISED EDITION-B
• PLA-RP1.6AA, PLA-RP2AA
and PLA-RP2.5AA are added in
REVISED EDITION-B.
• This manual does not cover outdoor
units.
When serving them, please refer to
the service manual No.OC294
REVISED EDITION-B, OC285
REVISED EDITION-A, OC298 and
this manual in a set.
INDOOR UNIT
Ceiling Cassettes
Series PLA
WIRED REMOTE
CONTROLLER
R407C/R410A
WIRELESS REMOTE
CONTROLLER
ON/OFF TEMP
MODEL SELECT
NOT AVAILABLE
CHECK
TEST RUN
˚C
AMPM
AMPM
ON/OFF
CENTRALLY CONTROLLED
ERROR CODE
CLOCK
ON OFF
˚C
CHECK
CHECK MODE
FILTER
TEST RUN
FUNCTION
˚C
1Hr.
NOT AVAILABLE
STAND BY
DEFROST
TEMP.
SPLIT-TYPE, HEAT PUMP AIR CONDITIONERS
SPLIT-TYPE, AIR CONDITIONERS
• Please void OC293 REVISED
EDITION-A.
2004
Model name
indication
OC293-B-1.qxp 04.9.29 4:09 PM Page 1
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