MP1 — MAINTENANCE (ENGINE)

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 32), 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 32. Spark Plug Gap

ENGINE OIL

1.Drain the engine oil when the oil is warm as shown in Figure 33.

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 capacityis 0.63 quarts (0.60 liters). DO NOT overfill.

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

DANGER:

DO NOT use gasoline as a cleaning solvent, because that would create a risk of fire or explosion.

ENGINEAIRCLEANER

1.Remove the air cleaner cover and foam filter element as shown in Figure 34.

2.Tap the paper filter element (Figure 34) 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.Cleanfoamelementinwarm,soapywaterornonflammable solvent. Rinse and dry thoroughly. Dip the element in clean engineoilandcompletelysqueezeouttheexcessoilfromthe element before installing.

Figure 34. Engine Air Cleaner

Figure 33. Engine Oil (Draining)

MP1 — OPERATION AND PARTS MANUAL — REV. #3 (03/29/10) — PAGE 33

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Multiquip MP1420E, MP1455H, MP1415E manual Daily, Weekly, Engine OIL, Engineaircleaner

MP1420E, MP1415E, MP1455H specifications

The Multiquip MP1455H, MP1415E, and MP1420E are part of Multiquip’s line of high-performance concrete and masonry saws, designed to cater to the diverse needs of the construction industry. Each model offers unique features and technologies tailored to enhance productivity, efficiency, and user comfort.

Starting with the MP1455H, this saw is powered by a robust Honda GX390 engine, delivering reliable performance for heavy-duty cutting tasks. It boasts a 14-inch cutting blade capacity, enabling users to cut through various materials with ease. The MP1455H is equipped with a user-friendly depth control system, allowing for precise cuts and adjustments on the fly. Its rugged frame is constructed with durable materials, ensuring longevity even in the most challenging job site conditions.

The MP1415E is an electric-powered saw designed for quieter operation without compromising power. It features a 15-inch blade capacity, making it suitable for a variety of applications such as asphalt, concrete, and masonry. This model is particularly appreciated for its low vibration technology, significantly reducing operator fatigue. Additionally, the MP1415E includes an integrated water system that promotes clean cutting and minimizes dust, promoting a healthier work environment.

The MP1420E rounds out the lineup with enhanced features for improved power and efficiency. Like the MP1415E, this model is electric-powered, but it accommodates a 20-inch blade, making it ideal for larger cutting tasks. The saw is designed with a heavy-duty steel frame that provides stability and minimizes flex during operation. Featuring advanced electronic controls, the MP1420E allows users to monitor performance metrics easily, making it suitable for both experienced and novice operators.

All three models incorporate advanced cooling systems to prolong blade life and maintain optimal performance. Their compact designs ensure ease of transport, and they are suitable for both indoor and outdoor applications, providing versatility in various job sites.

In summary, the Multiquip MP1455H, MP1415E, and MP1420E concrete and masonry saws are engineered to meet the rigorous demands of the construction industry. With powerful engines, user-friendly features, and advanced technologies, these saws deliver exceptional performance, reliability, and ease of use.