2
1. Precaution
1.1 Safety Precaution
To prevent injury to the user or
other people and property damage,
the following instructions must be
followed.
Incorrect operation due to ignoring
instruction will cause harm or
damage.
Before service unit, be sure to read
this service manual at first.
1.2 Warning
Installation
Do not use a defective or
underrated circuit breaker. Use this
appliance on a dedicated circuit.
There is risk of fire or electric
shock.
For electrical work, contact the
dealer, seller, a qualified electrician,
or an Authorized service center.
Do not disassemble or repair the
product, there is risk of fire or
electric shock.
Always ground the product.
Install the panel and the cover of
control box securely.
Always install a dedicated circuit
and breaker.
Improper wiring or installation may
cause fore or electric shock.
Use the correctly rated breaker of
fuse.
Do not modify or extend the power
cable.
The unit should be installed,
removed, or reinstalled by a
certified HVAC professional who is
locally licensed to handle this
product.
Be cautious
when unpacking and
installing the product, sharp edges
could cause injury, be especially
carefu
l of the
edges
of the
cabinet
and the fins on the
condenser and evaporator.
For installation, always contact the
dealer or an authorized service
center.
Do not install the product on a
defective installation stand as this
may cause and accident,
injury, or
damage to the product.
Be sure the installation area does
not deteriorate with age. If the
base collapses, the air conditioner
could fall with it, causing pr
operty
damage, product failure and
personal injury.
Summary of Contents for KWIM09-H2
Page 7: ...6 2 Product Description And Label...
Page 14: ...13 6 Wiring Diagrams KWIM09 H2 KWIM12 H2 KWIM18 H2...
Page 21: ...20...
Page 29: ...28...
Page 30: ...29 7 4 1 7 P1 over voltage or too low voltage protection diagnosis and solution...
Page 35: ...34...
Page 42: ...41 IPM for dual tri zone IPM for qua zone P N for dual tri zone...
Page 43: ...42 P N for qua zone...
Page 44: ...43 bridge rectifier for dual tri zone bridge rectifier for qua zone...
Page 45: ...44 Remark Measure the DC voltage between and port The normal value should be 190V 250V...
Page 47: ...46 Two ports of the inductance Inductance...
Page 48: ...47...
Page 51: ...50 Vsp FG...
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Page 69: ...68 IPM for dual tri zone IPM for qua zone bridge rectifier P N...
Page 70: ...69 Remark Measure the DC voltage between and port The normal value should be 190V 250V...
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Page 88: ...87 Two ports of the inductance Inductance...
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Page 97: ...96 6 EXV check Disconnect the connectors...
Page 99: ...98 Red Blue Red Yellow...
Page 100: ...99 Brown Orange Brown White...