Test Running Record
Compile test running records according to Table 5. Utilize these records for periodic o
well as for troubleshooting.
For models: RAS-NP4US+RAS-NP4CTS through RAS-NP8US+RAS-NP8CTS
Main Power Switch(*1)
Operation
Equipments
Room Thermostat(*1)
Indoor Fan Motor
Electric
Components
Outdoor Fan Motor
Compressor
Safety Devices
NOTES:
*1:Field supplied.
For models: RAS-NP9US+RAS-NP9CTS through RAS-NP15US+RAS-NP15CTS
Main Power Switch(*1)
Operation
Equipments
Room Thermostat(*1)
Indoor Fan Motor
Electric
Components
Outdoor Fan Motor 1
Outdoor Fan Motor 2
Normal Start
(*2)
Reverse Start
(*2)
Safety Devices
NOTES:
*1:Field supplied.
*2:Normal start and reverse start are triggered alternately by the actuation of the first stage switch of room
thermostat.
Operational Sequence Chart
FAN
COOL
TH
MIF
MOF
MC
Fig. 14-1. Standard Operation Sequence
Operational Sequence Chart
FAN
COOL
TH
MIF
MOF1
MOF2
Compressor 1
MC1
Compressor 2
MC2
Compressor 1
MC1
Compressor 2
MC2
Fig. 14-2. Standard Operation Sequence
OFF
AUTO
ON
OFF
─
─
─
Close Close Close Close
OFF
AUTO
OFF
(Stage)
1st ...
ON
ON
ON
ON
2nd ...
Close Close Close Close Close Close Close Close Open
After 3 min.
After 3 min.30 sec.
TEST RUNNING
peration checks
: ON
ON
AUTO
ON
Close Close
After 3 min.
: ON
ON
ON
AUTO
ON
COOLING CALL
ON
ON
OFF
ON
OFF
OFF
, as
: OFF
Open
: OFF
ON
ON
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