Coleman HS400UTV-2 Owner's Manual page 126

8-22 Periodic Maintenance and Adjustment
1. Coolant reservoir cap
2. Maximum level mark
4. If the coolant is at or below the minimum
level mark, remove the reservoir cap,
add coolant to the maximum level mark,
install the reservoir cap, and then close
the hood.
3. Minimum level mark
Coolant reservoir capacity
(up to the maximum level mark):
0.663 qt (0.627L)
CAUTION:
Mix anti freeze with distilled water only.
However, if distilled water is not available,
soft water can be used for refilling.
Changing the Coolant
The coolant must be changed by a service
center at the intervals specified in the
periodic maintenance and lubrication chart.
Recommended antifreeze:
High quality ethylene glycol antifreeze
containing corrosion inhibitors for
aluminum engines.
Antifreeze and water mixing ratio: 1:1