Holder C-Trac 4.74 - Manual (Page 178)

Operating instructions
149 443 177
C 4.74
Maintenance every 500 hours
2
1
Bild_C273
Check the heating system
- Turn the rotary knob (2) CCW to the OFF position.
- Run the engine warm.
- Turn the rotary knob (2) CW to the ON position.
- Set the heating blower switch (1) to stage 2. Warm air
should flow out of the heating nozzles.