Miller Bobcat 250 Diesel, Owner'S Manual

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Complete Parts List is available at www.MillerWelds.com
OM-258413 Page 40
8-5. Engine Maintenance Activities
4
3
3
1
6
5
7
!
Stop engine and let cool.
Oil And Fuel
1 Oil Drain Valve
2 Oil Filter
Change engine oil and filter according to en-
gine manual.
NOTICE − Close valve and valve cap before
adding oil and running engine.
Fill crankcase with new oil to full mark on dip-
stick (see Section 5-5).
3 Fuel Lines
Replace fuel lines if cracked or worn.
4 Inline Fuel Filter
Install new filter as shown.
5 Primary Fuel Filter
Replace filter according to engine manual.
Wipe up any spilled fuel.
Start engine, and check for fuel leaks.
!
Stop engine, tighten connections as
necessary, and wipe up fuel.
Coolant
6 Radiator Cap
7 Radiator Drain Cock (Located on bot-
tom of radiator)
Drain engine coolant according to proce-
dure in engine manual.
Add engine coolant as follows:
8 Water Bypass Hose
Remove water bypass hose. Add coolant to
radiator until coolant trickles out of water by-
pass hose. This ensures all air is purged
from the system.
Reinstall hose and radiator cap. Check cool-
ant level in overflow bottle.
Engine coolant is a mixture of water and
ethylene glycol base antifreeze. A solution
of 50% antifreeze and 50% water must be
used in this engine. Do not use 100% anti-
freeze or severe damage will occur.
2
8
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