MQ Power WHISPERWATT DCA10SPX4 Operation Manual page 36

DRAINING THE ENGINE OIL
NOTICE
ALWAYS drain the engine oil while the oil is warm.
1. Run the engine for a few minutes to allow the engine
oil to warm up, then turn the engine OFF.
2. Remove the oil dipstick from its holder.
3. Remove the oil drain bolt and O-ring (Figure 44), then
allow the oil to drain into a suitable container.
4. After the engine oil has completely drained, reinstall
the oil drain bolt and O-ring and tighten securely.
Figure 44. Draining The Engine Oil
ENGINE OIL FILTER REPLACEMENT
1. Using an oil filter wrench, remove the engine oil filter
(Figure 45).
NOTICE
Use an oil filter wrench only to remove the old oil filter.
DO NOT use the oil filter wrench to install the new filter.
PAGE 36 — DCA10SPX4/DCA10SPXU4 • OPERATION MANUAL — REV. #2 (10/11/22)
2. Coat the rubber seal (gasket) surface of the new oil
OIL DRAIN BOLT
AND O-RING
3. Install the new oil filter cartridge and tighten as much
4. Fill the engine crankcase with high-quality detergent oil
5. Run the engine for several minutes. Watch for oil
MAINTENANCE
OIL FILTER
OIL FILTER
WRENCH
Figure 45. Engine Oil Filter Removal
filter with clean 15W-40 engine oil (Figure 46).
Figure 46. Oil Filter Gasket
as possible by hand only. DO NOT use the oil filter
wrench to tighten the oil filter.
as shown in Table 8. Fill to the upper limit of the dipstick.
DO NOT overfill. Refer to Table 2 for engine oil capacity.
leakage. Shut the engine down and allow it to sit for
several minutes. Top off the oil to the upper limit on
the dipstick.