HydraMaster Boxxer 421 - Operating Instructions; Machine Maintenance; Freeze Guard; High Pressure Pump

HydraMaster Corporation
Boxxer 421 Owner’s Manual
Boxxer 421
OPERATING INSTRUCTIONS ................................................................... Section 3
Start Up ............................................................................................. 3-1
Carpet or Hard Surface Cleaning ...................................................... 3-1
Upholstery Cleaning .......................................................................... 3-2
Flood Extraction ................................................................................ 3-3
Shut Down ......................................................................................... 3-4
Exhaust Diverter ................................................................................ 3-5
MACHINE MAINTENANCE ........................................................................ Section 4
Daily, Weekly ..................................................................................... 4-1
Monthly, Quarterly, 500 Hours ............................................................. 4-2
De-scaling ......................................................................................... 4-3
Machine Maintenance ....................................................................... 4-4
Maintenance Log
FREEZE GUARD ........................................................................................ Section 5
Vacuum Freeze Guard Procedure ..................................................... 5-1
Freeze Protection of Pump-In System ................................................ 5-3
HIGH PRESSURE PUMP........................................................................... Section 6
Pump Maintenance ........................................................................... 6-1
Service.............................................................................................. 6-2
HydraPump II Drawing and Parts List ................................................. 6-6
Pump Troubleshooting ....................................................................... 6-8
VACUUM SYSTEM ..................................................................................... Section 7
Blower Troubleshooting/Miscellaneous Troubleshooting..................... 7-3
MD Blower Instruction Booklet