Stihl RZ 142 Instruction Manual - Page 25

If filter is dirty or clogged, replace as follows: 1. Disconnect the negative battery cable. 20 2. Place a container below the filter to catch spilled fuel. 3. Using pliers, open and slide the hose clamps away from the fuel filter. 4. Remove hoses from filter. 5. Install new filter in proper flow direction in fuel line. 6. Secure with hose clamps. 7. Connect the negative battery cable when finished. Check Engine Oil Level Interval: Before Each Use Refer to the engine operator's manual for dipstick and oil fill locations and specific engine oil check and fill procedures. Changing the Engine Oil and Filter 1. Warm the engine by running it for a few minutes. (Refer to the engine operator's manual for oil and filter replacement instructions.) 2. Remove the oil drain hose (A, Figure 20) from its storage position and route the hose so that when the oil drain cap (B) is removed the oil can be drained into a suitable container (C). 3. Place a suitable container under the oil drain hose to catch the oil. Turn and remove the oil drain cap and drain the engine oil. 4. After draining, install the cap and wipe up any spilled oil. Install the oil drain hose to its storage position so it is retained during normal operation. 5. Place an absorbent shop cloth under the engine oil filter (D). Remove the engine oil filter and replace with a new one. 6. Add engine oil (refer to engine operator's manual) in the fill tube (E) and check the amount of oil in the engine using the engine oil dipstick (F). 7. Remove the shop cloth and wipe up any spilled oil. Clean the Engine Compartment with Air and Water Pressurized air and/or water can cause debris and/or hot water to be blown out. This action could result in personal injury. When cleaning with air and/or water wear protective clothing, protective shoes, and eye protection. Eye protection includes goggles or a protective face shield. 25