Zetor HORTUS HS CL, Operator'S Manual

Page: 122 / 142

2. How to check the air conditioning system with the needle of high low gauge
To connect with manifold pressure gauge can find the cause of air conditioning system. Because manifold
pressure gauge is various sensibly. (Ambient Temp. is based on 30~35 °C)
Caution: Operating E/G RPM 1500~2000 is must, and so to that you can check the correct
cause and air conditioning. (In case below the figure of indicated pressure gauge has some
clearance, confirm with approximate indicated needle data.)
3. gauge pressure conversion
z
lb/in
2
=PSI
z
1 kgf/cm
2
= 14.22 lb/in
2
(Ex) 200 PSI=14 kgf/cm
2
Symptom Condition Cause Remedy
3.
Clutch
Noise Regular noise irregular
noise
Interference with
pulley
Control the compressor
direction
Disengage Engaged sometimes Wire defect Check wire
Engaged to push with hand Clutch gap large Adjust
Low voltage Check battery
No defect wire Malfunction Replace
Slip Slip during rotation Low voltage Check battery
Oil stick at clutch Clean
Malfunction Replace
CABIN SYSTEM
121