Saijo Denki CVIA-100-CPF3, Service Manual

Page: 14 / 105

Adding refrigerant
charging of refrigerant.
Calculatio
Refrigerant charge amount at shipment from the factory does not include the refrigerant for pipes at the local site.
For refrigerant to be charged in pipes at the local site, calculate the amount and charge it additionally.
NOTE
additional refrigerant.
MAP080 MAP100 MAP120 MAP140 MAP160
MAP080 MAP100 MAP120 MAP140 MAP160
10.5 10.5 10.5 11.5 11.5
Table 1
6.40 9.50 12.70 15.90 19.10 22.20
Saijo denki International co.,ltd.
13
Additional refrigerant
charge amount per 1m
liquid pipe (Table 1)
=
After finishing vacuuming, exchange the vacuum pump with a refrigerant canister and start additional
If the additional refrigerant amount indicates minus as the result of calculation, use the air conditioner without
Heat pump type
Outdoor unit type
Charging amount (kg)
Cooling only type
Outdoor unit type
Charging amount (kg)
Corrective amount of
refrigerant depending on
HP of cooperating
outdoor units (Table 2)
+ Liquid pipe dia. (mm)
Additional refrigerant amount/1m liquid pipe
(kg/m)
0.025 0.055 0.105 0.160 0.250 0.350
Additional refrigerant
charge mount at local site
=
Real length
of liquid pipe
=