Multiquip MQD2H manual DANGER - Combustion Fire , Explosion, Maintenance, Daily, Weekly

MAINTENANCE

Maintenance

Performtheenginemaintenanceproceduresasindicatedbelow:

DAILY

■Thoroughly remove dirt and oil from the engine and control area.Clean or replace the air cleaner elements as necessary. Check and retighten all fasteners as necessary. Check the spring box and bellows for oil leaks. Repair or replace as needed.

WEEKLY

■Remove the fuel filter cap and clean the inside of the fuel tank.

■Remove or clean the filter at the bottom of the tank.

■Remove and clean the spark plug (Figure 26), then adjust the spark gap to 0.028 ~0.031 inch (0.6~0.7 mm).This unit has electronic ignition, which requires no adjustments.

Figure 26. Spark Plug Gap

ENGINE OIL

1.Drain the engine oil when the oil is warm as shown in Figure 27.

2.Remove the oil drain bolt and sealing washer and allow the oil to drain into a suitable container.

3.Replace engine oil with recommended type oil as listed in Table 5.Engine oil capacity is .63 quarts (.60 liters).DO NOT overfill.

4.Install drain bolt with sealing washer and tighten se- curely.

DANGER - Combustion (Fire , Explosion)

DO NOT use gasoline as a cleaning solvent.The possibility exists of fire or explosion.

ENGINE AIRCLEANER

1.Remove the air cleaner cover and foam filter element as shown in Figure 28.

2.Tap the paper filter element (Figure 28) several times on a hard surface to remove dirt, or blow compressed air [not exceeding 30 psi (207 kPa, 2.1 kgf/cm2)] through the filter elementfromtheaircleanercaseside.NEVER brushoffdirt. Brushingwillforcedirtintothefibers.Replacethepaperfilter element if it is excessively dirty.

3.Clean foam element in warm, soapywateror nonflammable solvent. Rinse and dry thoroughly. Dip the element in clean engineoilandcompletelysqueezeouttheexcessoilfromthe element before installing.

Figure 28. Engine Air Cleaner

Figure 27. Engine Oil (Draining)

MQD2H/3H DIAPHRAGM PUMPS — OPERATION AND PARTS MANUAL — REV. #6 (10/27/11) — PAGE 25