Checking The Amount Of Refrigerant (Gas) - Kubota M8540 NARROW Operator's Manual

(1) Washer liquid tank
BChecking the Amount of Refrigerant (gas)
To avoid personal injury:
A Liquid contact with eyes or skin may cause
frostbite.
A In the event of a leakage, wear safety goggles.
Escaping refrigerant can cause severe injuries
to eyes.
A In contact with a flame, R134a refrigerant gives
a toxic gas.
A Do not disconnect any part of the refrigeration
circuit of the air conditioning system. Consult
your local KUBOTA Dealer for assistance and
service.
A shortage of refrigerant impairs the air-conditioner
performance. Check the following points. If it is indicated
that the amount of refrigerant is extremely low, ask your
dealer to inspect and charge.
C Checking procedure
1. Run the air-conditioner in the following conditions.
A Engine speed:
A Temperature control dial: Maximum cooling position
A Fan switch:
A Air-conditioner switch:
2. Look into the sight glass to see if the refrigerant is
flowing through its circuit.
About 1500 rpm
Highest blow (HI)
ON
(1) Sight glass
A Charge only with R134a not R12 refrigerant (gas).
PERIODIC SERVICE 87