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English
10
CAUTION (2)
When connecting the connection wires to the terminal board using a single core wire, be sure to perform curling.
Problems with the work may cause heat and fires.
Test Run and Final Check
1.
Trial operation and testing.
• Measure the supply voltage and make sure that it falls in the specified range.
• See “Test Run and Final Check” in the installation manual that came with the indoor unit for details on how to perform the
test run and what to check for.
2.
Test items.
Test Items
Symptom
(diagnostic display on RC)
Check
Outdoor unit is installed properly on a solid base.
Fall, vibration, noise
No refrigerant gas leaks.
Incomplete cooling/heating
function
Refrigerant gas and liquid pipes and indoor drain hose extension are ther-
mally insulated.
Water leakage
Draining line is properly installed.
Water leakage
System is properly earthed.
Electrical leakage
The specified wires are used for interconnecting wire connections.
Inoperative or burn damage
Outdoor unit’s air intake or exhaust has clear path of air.
Stop valves are opened.
Incomplete cooling/heating
function
2) Use the following method when installing the round crimp-style terminal.
Arrow view
<Ground terminal installation>
1) Use the following method when installing a single core wire.
A single core wire
Flat washer
Screw
Arrow view
Flat washer
Screw
Round
crimp-style
terminal
Good
Round crimp-
style terminal
Flat washer
Screw
Wrong
Flat washer
Round crimp-
style terminal
Screw
Stripping wire at terminal block
01_EN_3P190651-2C.fm Page 10 Tuesday, March 13, 2007 4:35 PM
