Check Of Control Board Safety And Switch Settings; Check Of Purge Pump; Verify Auxiliary Equipment; Bubble Test - Sanyo Carrier 16LJ Series Installation Instructions Manual

Single-effect hot water-fired absorption chillers
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3.4 - Check of control board safety and switch settings

Generator pressure gauge (63GH)
Purge tank pressure sensor (69PR)
Absorbent pump thermal relay (51A)
Refrigerant pump thermal relay (51R)
Purge pump thermal relay (51P)

3.5 - Check of purge pump

No water in liquid trap : Yes ®
Oil quality
Oil quantity
Direction of rotation

3.6 - Verify auxiliary equipment

(For confirmation purpose only)
Water piping
Chilled-water flow direction (inlet/outlet):
Good ®
Not good ®
Cooling water flow direction (inlet/outlet):
Good ®
Not good ®
Hot water flow direction (inlet/outlet):
Good ®
Not good ®
Chilled-water inlet/outlet valves:
Cooling water inlet/outlet valves:
Hot water inlet/outlet valves:
Air vent valve, drain valve, pressure gauge, thermometer
Water circuit
Air vent
valve
Chilled water
Yes
No
Cooling water
Yes
No
Water pump duty
Chilled water pump
Cooling water pump
Hot water pump
Cooling tower
* For information only
Cooling water temperature control:
Fan on-off ®
2-way valve ®
Water charge into the chilled-water circuit:
Yes ®
No ®
Water charge into the cooling water circuit:
Yes ®
No ®
Water charge into the hot water circuit:
Yes ®
No ®
Automatic cooling water blow-down device:
Yes ®
No ®
Chemical cooling water feeding device:
Yes ®
No ®
Check cooling water temperature control:
Good ®
Not good ®
Water circulating conditions:
Item
Suction pressure (kPa/MPa)
Delivery pressure (kPa/MPa)
Current (A)
Capacity of a main breaker: _______________A
20
:
:
:
:
:
: Clean ®
: Good ®
: Good ® (as arrow on V-belt cover)
Open ® Closed ®
Open ® Closed ®
Open ® Closed ®
Drain valve
Pressure
Thermo-
gauge
meter
Yes
No
Yes
No
Yes
Yes
No
Yes
No
Yes
: ____________kW*
: ____________kW*
: ____________kW*
: ____________kW*
3-way valve®
Chilled water
Cooling water
_____________
___________
_____________
___________
_____________
___________
_______________kPa/MPa
_______________kPa/MPa
_______________A
_______________A
_______________A
No ®
Not cleaned ®
(or contains water)
Not good ®
Not good ®
3.7 - Bubble test (when the unit is charged)
•___________ml (cm
•___________ml (cm
•___________ml (cm
Refer to the table in the chapter "Bubble test". Take measure-
ments several times to obtain the value given in the table.
3.8 - Verify valve opening status and switch position
Change-over valves
B-valve - in purge pipe (open): ....... Open ®
Isolation valves
Valve open/close status should be as follows.
Absorption pump (open): ........ Open ®
No
No
Refrigerant pump (open): ........ Open ®
Diaphragm valves
Valve open/close status should be as follows.
Manual purge Valve V1, V2, V3 (closed):
Open ®
Refrigerant blow-down valve (closed):
Open ®
Service valves
Valve open/close status should be as follows.
Charge/remove N
Open ®
Purge unit: ..........................................SV2 (closed)
Open ®
Refrigerant: ........................................SV3 (closed)
Open ®
Diluted solution: .................................SV4 (closed)
Open ®
Concentrated solution: .......................SV6 (closed)
Open ®
Generator pressure gauge: ..................SV7 (open)
Open ®
Switch - purge (off): .......................................On ® Off ®
‡ Replace oil
‡ Add new oil up to the centre of
sight glass or remove oil.
‡ Transpose two power supply wires
)/10 min
3
3
)/10 min
)/10 min
3
Closed ®
Closed ®
gas: .......................SV1 (closed)
2
Closed ®
Closed ®
Closed ®
Closed ®
Closed ®
Closed ®
Closed ®
Closed ®
Closed ®

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