Valtra – valmet mega mezzo hi-tec workshop manual.
Service manual tractors power transmission brake system steering sys- tem and front axle frame and wheels tools cab and shields hydraulics valtra inc. 44200 suolahti, finland groups 10---100 general engine electrical system 40 50 60 70 80 100 90 10 20 30
1135 model code page 83. Air conditioner 1. 1. 1994 6000--8750 830 1 15. 6. 1992 contents air conditioner (op no 830): technical specifications 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Operation principle 3 . . . . . . . ...
Important! These instructions present both the earlier air conditioner (refrigerant r12) and the later air conditioner which has refrigerant r134a (suva). The compressor and the drier reservoir have markings stating which one of the refrigerants is in the system. If r12 refrigerant is replaced with ...
The air conditioner functions so that the refrigerant is continuously circulated in the system at which time it changes from liquid form into gaseous form. This pro- cess absorbs heat from the cab when the refrigerant vaporises in the evaporator and emits heat to outdoors when refrigerant becomes co...
High pressure gas high pressure liquid low pressure liquid low pressure gas evaporator drier compressor expan- sion valve condenser 1138 model code page 83. Air conditioner 1. 1. 1994 6000--8750 830 4 15. 6. 1992 circulation of the refrigerant begins from the compressor. The compressor sucks low pre...
1139 model code page 83. Air conditioner 1. 1. 1994 6000--8750 830 5 15. 6. 1992 earlier air conditioner which has the control panel fitted in the front part of the cab roof. Figure 3. Air conditioner on valmet 6100---8100 tractors. 1. Condenser 2. Compressor 3. Drier a=inspection glass b=moisture i...
Later air conditioner (econd) which has the control panel fitted on the rh side of the cab roof. Refrigerant r134a. 1140 model code page 83. Air conditioner 1. 4. 1997 6000--8750 830 6 15. 4. 1995 picture 4. The following modifications have been made: 1. The condenser has more cooling area. The fron...
Figure 5. Expansion valve 1. Expansion valve 2. Hose from condenser 3. Inlet pipe to evaporator 4. Outlet pipe from evaporator 5. Hose to compressor suction side from condenser to evaporator from evaporator to compressor temperature sensor when the compressor starts pressure drops in the evap- orato...
1142 model code page 83. Air conditioner 1. 1. 1994 6000--8750 830 8 picture 6. The new air conditioner 4. Expansion valve 5. Evaporator. At the rear of the evaporator there is the recircu- lation grille..
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