Pump and Roll‖ can be selected at any road speed, the pump will engage when the rpm’s drop to 800-900 (―shift on the fly
For ―Pump and Stop‖, set the maxi brake and shift to neutral. Switch to ―Pump and Stop‖ and leave in neutral to pump
Key Points For Operating Brush 29 and 35 #2
The pump can be engaged in either ―Auto‖ or ―Unload on the pump panel (Auto-Sync switch
Auto is for CAF and ―Unload is for water only
Before pumping, the ―tank-to- pump valve should be open (always) and the ―tank fill cracked open slightly for cooling the pump
Key Points For Operating Brush 29 and 35 #3
When pumping CAF, ensure that Foam Pro is on and at the correct % setting to avoid ―slug flow
The discharge relief valve must be set to the discharge pressure for ―Pump and Roll so the Captain’s vernier throttle can be increased above the discharge pressure. This allows for power and torque to climb hills. 1900 rpm will give you ―Pump and Roll
capability up a 70% grade. (140 psi for turret
Key Points For Operating Brush 29 and 35 #4
In ―Pump and Roll , the Captain’s pressure gauge only reads pressure when the turret is actually flowing
In ―Pump and Stop
only the pump panel throttle works (when the maxi brake is set) (you can still use the turret, just throttle up from the pump panel
Key Points For Operating Brush 29 and 35 #5
Don’t turn the steering wheel on a hard surface with the side different lock engaged as damage may occur to the axles
The ―Load
setting for the CTIS must be set for the water tank level