Refractory
Mud Hog
®
EZ Grout Corporation
1-800-417-9272
1. Check engine oil daily.
2. For engine maintenance, refer to the engine manufacturer’s manual furnished with the Mud Hog®.
3. Check and grease all grease fittings
See Grease Fitting Location drawing in this manual for grease fitting locations
4. Check hydraulic oil level. Add as needed. Change bi-yearly or if contaminated. Change hydraulic
filter monthl . Use only recommended premium grade ISO68 Heavy Duty hydraulic oil or
equivalent. Do not use contaminated fluid. (Premium grade ISO32 oil may be used in colder climates)
5. For maximum performance, thoroughly clean inside and out at mid-day or lunch break and again at
the end of each day’s use. Do not allow a buildup of material to form on the blades and seals.
6. Check all hydraulic hoses and equipment for leaks. Fix any leaks before operating the Mud Hog®.
7. Check all welds and bolts. If a cracked weld is found, do not operate the Mud Hog® until
repaired by qualified personnel. Tighten any loose bolts.
8. Check Paddle Shaft Seal for excessive wear. If any mortar or concrete is leaking past the
seal, change the seals immediately.
9. Check paddle rubbers for wear. Adjust or replace as needed.
Daily Maintenance
Before performing any described maintenance items, make
sure engine is turned off and spark plug wire is disconnected.
Death or serious injury can result.
Spare parts for your Mud Hog® may be obtained by the following procedure:
1. Record the information from the serial number tag located on the frame near the hydraulic reservoir.
2. Using the parts reference table in this manual, record the part number or component.
3. Contact your local Mud Hog® dealer or EZ Grout Corporation at 1-800-417-9272 with the
information recorded.
Obtaining Spare Parts
Clean Up
1. Turn off engine and disconnect spark plug wire. If electric powered, turn off local service
disconnect and lock out.
2. For maximum performance, thoroughly clean inside and out at mid-day or lunch break and again at
the end of each day’s use. Do not allow a buildup of materials to form on the blades and seals.
3. Hose out and brush down mixing drum, then spray and brush paddles until all excess material is removed.
4. Grease the fittings and brush the face of drum seals until clean
EZG Manufacturing
RMH12 Rev No 000
7/04/2008
5
