STOW MS-93 PLASTER/MORTAR MIXER — MAINTENANCE (MIXER)
Suspension
The rigid type axle and associated hardware (Figure 35) should be periodically inspected for signs of excessive wear, elongation of bolt holes, and loosening of fasteners. Replace all damaged parts immediately.
| WARNING | Keep Hands |
| Clear of Drum! | |
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When rotating the mixing drum from the dump position to the upright position, keep hands clear of safety grate. The pos- sibility exists of hands or fingers being crushed (Figure 37).
Figure 35. Axle Support Components
Mixer Cleaning
1.ALWAYS disconnect the spark plug wire (gasoline engines) before cleaning the inside of the drum. If mixer is equipped with an electric motor remove power cord from AC power receptacle. In addition make sure the clutch engagement lever is
2.Make sure the rear section of the safety grate is connected to the mixing drum.
3.At the end of each day’s operation, place mixer drum in an upright position and spray inside of tub immediately with water to prevent lumps of dried mortar or plaster from forming and contamination of future batches, DO NOT allow a buildup of materials to form on the blades or anywhere inside the drum.
4.Rotate mixer to dump position and remove debris.
5.Thoroughly clean the entire mixer, wheels, cabinet and frame.
6.NEVER! pour or spray water over the engine or electric motor (Figure 36).
Figure 37. Safety Grate (Crush Hazard)
7.When cleaning of the entire mixer is done, return mixing drum to an upright position.
Mixer Storage
For storage of the mixer for over 30 days, the following is recommended:
Drain the fuel tank completely, or add
Run the engine until the fuel is completely consumed.
Completely drain used oil from the engine crankcase and fill with fresh clean oil, then follow the procedures described in the engine manual for engine storage.
Clean the entire mixer and engine compartment.
Place the mixing drum in the down position (mouth facing downward).
Cover the mixer and place it a clean dry area, that is protected from harsh elements.
Figure 36. No Spraying of Water
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