Page 3-2 Boxxer 427
HydraMaster Corporation
10. Set cleaning pressure at desired level.
Suggested Settings
Carpet Cleaning: 300 – 400 psi;
Hard Surface: 1000 psi or as indicated on the tool.
11. Turn the chemical selector valve to the “PRIME” position to purge any
air from the system.
a. With the machine running at operating speed, block off the vacuum
intake to the recovery tank. The vacuum gauge should read between
12"hg and 14"hg. This will assist in priming the chemical system.
b. When the chemical begins to flow through the flowmeter, with the flow
indicator reading maximum flow for at least 10 seconds, turn the chemi
cal selector to “ON”. The restriction can now be removed from the
vacuum inlet.
Do not leave in the “PRIME” position forextended periods of time. Excessive
chemicals will be used if it is not switched back ot “ON”or “OFF”
c. Then, while spraying solution from the cleaning tool, adjust the chemical
flow by turning the chemical adjustment knob as necessary.
12. Commence cleaning.
Upholstery Cleaning
1. Start engine with the THROTTLE cable in the “IDLE” position.
Allow the machine to run in idle for 2 - 3 minutes to warm up.
2. Connect hoses.
3. Connect the upholstery tool.
4. Pull the THROTTLE to the “HIGH” position.
5. If used, turn the PUMP IN switch to “ON” .
6. Turn the PUMP switch to “ON” .
7. Turn the DIVERTER switch to “ON” .
During upholstery cleaning, if you desire a lower temperature you may want to
leave the DIVERTER switch in the “OFF” position. The temperature in the
exhaust/blower heat exchangerwill be reduced, the heat will be obtained from
the engine coolant and reduced blower exhaust heat exchangers.
CAUTION
!
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