PAGE 42 — DCA12SSIU4F 60 HZ GENERATOR • OPERATION MANUAL — REV. #0 (07/20/17)
MAINTENANCE
Figure 62. Draining Engine Oil
5. After engine oil has been completely drained, reinstall
oil drain cap and tighten securely.
6. Place the
oil drain valve
in the
CLOSED
position.
ENGINE OIL FILTER REPLACEMENT
1. Clean the area around the lubricating oil filter head.
2. Using an oil filter wrench (Figure 63), remove engine
oil filter.
Figure 63. Engine Oil Filter Removal
3. Coat the rubber seal (gasket) surface of oil
filter (Figure 63) with clean 15W-40 engine oil.
4. Install new oil filter first by hand until it makes contacts
with the filter head surface. Tighten it another 3/4 turn
using the filter wrench.
5. Fill engine crankcase with high quality detergent oil
classified "For Service CI-4. Fill to the upper limit of
dipstick.
DO NOT
overfill. Reference Table 2 for engine
crankcase oil capacity.
OIL
DRAIN
VALVE
OPEN
OIL DRAIN
CAP
(REMOVE)
ENGINE
OIL FILTER
CARTRIDGE
RUBBER
SEAL
COAT SEAL
WITH THIN
LAYER OF OIL
OIL FILTER
WRENCH
OIL
6. Run the engine for several minutes. Watch for oil
leakage. Shut the engine down and allow it to sit for
several minutes. Top off the oil to the upper limit on
the dipstick.
FLUSHING OUT RADIATOR AND REPLACING
COOLANT
1. Place the
coolant drain valve
in the
OPEN
position
(Figure 64) and allow the coolant to drain into a suitable
container.
Figure 64. Draining Engine Coolant
2. Check hoses for softening and kinks. Check clamps
for signs of leakage.
3. Remove and inspect radiator cap.
4. Flush the radiator by running clean tap water through
radiator until signs of rust and dirt are removed.
DO
NOT
clean radiator core with any objects, such as a
screwdriver.
WARNING
DO NOT
remove the pressure cap from the
radiator when the engine is hot! Wait until
the coolant temperature is below 120°F
(50°C) before removing pressure cap.
Heated coolant spray or steam can cause severe
scalding and personal injury.
COOLANT
DRAIN VALVE
(OPEN)
