KUBOTA WATER HEATER KIT INSTRUCTIONS (MULTI-MODELS) P/N 14254 — REV. #0 (12/14/15) — PAGE 3
COOLANT DRAINING
1. Locate and place a clean container below the coolant
drain port (Figure 5) to catch drained coolant. The
collected coolant will be reused later. Make sure no
foreign particulates or contaminates are present in
the drained coolant.
2. Using an open-ended wrench, remove the coolant drain
plug and drain approximately 1/2-3/4 gallons of coolant
(Figure 5) from the coolant reservoir.
Figure 5. Coolant Drain Plug Removal
FREEZE PLUG REMOVAL
1. Before accessing freeze plug on the engine block,
make sure to cover the generator (Figure 6) and other
nearby components with an absorbent material to catch
any excess coolant.
Figure 6. Covered Generator
NOTICE
This will lower the coolant level below the base of the
cylinder head.
COOLANT
DRAIN
PLUG/PORT
COVERED GENERATOR
2. Locate the freeze plug (Figure 7) on the engine block.
Figure 7. Engine Block Freeze Plug
3. Using a 6"-8" punch and hammer, tap one edge of the
freeze plug (Figure 8) until it becomes loose or offset
from its original set placement.
Figure 8. Freeze Plug Loosening
4. Using channel locks, remove the freeze plug from the
engine block as shown in Figure 9.
Figure 9. Channel Lock Freeze Plug Removal
FREEZE
PLUG
FREEZE
PLUG
6”-8” PUNCH
AND HAMMER
FREEZER
PLUG
CHANNEL
LOCK
