1129
Model Code Page
80. Cab and shields
1. 1. 1995
6000--8750 810 9
Ventilation and heating system, cab PT/94
1. Air intake.
2. Cab air filter (cleaning at every 250 running hours).
3. Heater radiator. The radiator has been made wider in con-
nection with modifications.
4. Recirc ulation valve
In the front part of the roof panel there is a steplessly adjusta-
ble air recirculation grille.When opening the grille, the outdoor
air intake passage is closed at the same time (the passage is
reduced to about 15 %).
When the grille is open (fully open when the knob is in the
extreme position on the LH side) it is achieved:
--- Faster cab heating.
--- Greater heating capacity.
--- Greater coo l ing effect if the air conditioner is fitted.
When the grille is closed (the knob on the RH side) it is achie-
ved:
--- Better removal of moisture and prevention of icing
--- Greater pressurisation of the cab (reduced dust ingress)
5. Warm air into cab (nozzles can be turned 360˚)
6. From floor heater fan
7. Overpressure valve
8. Heater control knob
9. Roof fan (3---speed).
10. Floor heater fan switch (2---speed with effect from cab no.
2347).
11. Pre---filter is accessible after removing the grille. Wash the
filter when necessary.
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