A L P H A 2 5 0 0M A I N T E N A N C E CHAPTER 5- 367782405/01- Engine oil level- Fuel levelCoolant Level 10 - When the engine is cold, coolant level shoud be above the‘’MIN’’ mark. Top up with coolant if the level falls below theminimum mark on the sight glass, or if the coolant warningswitch commes on.- Start and run engine (1500 R.P.M approx).- Turn on the heating valve on cab- Unscrew the filler cap- Fill up coolant up to upper edge of the filler neck- Replace filler cap (1)This chapter discribe operations maintenance on DEUTZ engine. Refer to the specific manual forthe DEUTZ engine for all further information5- 3 - 1 E N G I N E M A I N T E N A N C E10Heat exchanger cleaning 50- Remove the service flap on the exchangert ref 1 and 2- Blow out heat exchanger with compressed airBe careful not to damage the cooling fins- Wash out loosened dirt with a hose.- Re-fit device flap.- Run the engine up to normal operating temperature toevaporate any remaining water.T h e a m o u n t o f c o n t a m i n a t i o n i n t h e c o o l i n g s y s t e m d e p e n d s o nt h e s p r a y a p p l i c a t i o n . F r e q u e n c y o f c l e a n i n g m u s t b e i n c r e a s e i nt h e c a s e o f d u s t y e n v i r o n m e n t1 2!Use only cooling protective liquid indicated in the table of lubricantsReference : TOTAL ORGANICOOL for a protection of engine until - 30°cWARNING : Never mix with other coolant. In case of doubt, drain completly the engine coolantliquid.