Carrier-Sanyo LJ, Installation Manual

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1-8-2. Method of charging nitrogen gas
This instruction describes the procedure to charge nitrogen gas (hereinafter called N
2
gas) to the
Chiller.
(1) Equipment use
a) N
2
gas : Required volume
Content volume
b) Pressure regulator
c) Pressure proof hose
d) Adjustable wrench
e) Valve key for N
2
gas cylinder
f) Vacuum gauge (0-100kPa)
(2) Standard
The pressure in the Chiller is charged until 50kPa at generator pressure gauge.
(3) Precautions
a) Since the N
2
gas cylinders are pressurized up to 15MPa, pay attention to handle them.
b) Do not suddenly raise the primary or secondary pressure of the pressure regulator.
c) Fix the N
2
gas cylinder so that it does not fall over.
d) Be sure not to open V1, V2 during this work.
Model Volume Model Volume
LJ- (litter) LJ- (litter)
11E 1,640 31E 5,030
12E 1,580 32E 4,830
13E 2,510 41E 6,150
14E 2,380 42E 5,910
21E 3,150 51E 8,240
22E 3,010 52E 9,350
23E 4,210 53E 10,350
24E 4,020
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