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6).When the electronic scale displays the proper weight (refer to the gauge and the pressure of the low
side), disconnect the charge hose from the 3-way valve’s service port immediately and turn off the air
conditioner before disconnecting the hose.
7). Mount the valve stem caps and the service port
Use torque wrench to tighten the service port cap to a torque of 18N.m.
Be sure to check for gas leakage.
6.6 Re-installation while the indoor unit need to be repaired
1. Collecting the refrigerant into the outdoor unit
Procedure
1). Confirm that both the 2-way and 3-way valves are set to the opened position
Remove the valve stem caps and confirm that the valve stems are in the opened position.
Be sure to use a hexagonal wrench to operate the valve stems.
2). Connect the charge hose with the push pin of handle lo to the 3-way valves gas service port.
3). Air purging of the charge hose.
Open the handle Lo valve of the manifold valve
slightly to purge air from the charge hose for 5 seconds
and then close it quickly.
4). Set the 2-way valve to the close position.
Содержание 11DSNA-A-1301
Страница 1: ...NEOLA INVERTER SERIES Service Manual 2013 11DSNA A 1301...
Страница 18: ...16 MS11D 22CRDN1 MN10W MS11D 22HRDN1 MN10W...
Страница 20: ...18 MOC 18CDN1 MN10W MOC 18HDN1 MN5W...
Страница 21: ...19 MOF 22CDN1 MN5W MOF 22HDN1 MN5W...
Страница 32: ...30 Use torque wrench to tighten the service port cap to a torque of 18N m Be sure to check for gas leakage...
Страница 52: ...50 9 2 2 Indoor outdoor unit s communication error diagnosis and solution E1...
Страница 55: ...53 9 2 5 Open circuit or short circuit of temperature sensor diagnosis and solution E4 E5 F1 F2 F3...
Страница 56: ...54 9 2 5 IPM malfunction or IGBT over strong current diagnosis and solution P0...
Страница 57: ...55 9 2 6 Over voltage or too low voltage protection diagnosis and solution P1...
Страница 58: ...56 9 2 7 High temperature protection of compressor top diagnosis and solution P2...
Страница 59: ...57 9 2 8 Inverter compressor drive error diagnosis and solution P4...