Service Manual: SC750, SC800, SC 750 ST, SC800 ST
Form Number 56043150 Page 71
The vacuum contactor (relay) is turned on when the following inputs are met:
• Operator request
o Scrub On/O switch has been pressed or
o Vacuum/Wand switch has been pressed
• Machine Moving Signal is received from the Drive Motor Controller
The vacuum relay is de-energized when the operator turns o the scrub system following a med delay.
Component Locations
• Recovery Tank
• Recovery Tank Lid
• Gasket, Recovery Lid
• Recovery Tank Drain Hose
• Squeegee Vacuum Hose
• Vacuum Motor Cover
• Vacuum Motor
• Debris Tray
• Cage and Ball Float