ABB IRBT 4003S Product Manual page 93

Procedure
Step 1
1. Use a manual pump with gauge. Fill the pump with clean, filtered lubricant common to
2. Connect the manual pump into the inlet of the master divider valve and slowly operate
Master divider valve equipped with performance indicator:
Step 2
1. With a manual pump connected to the master divider valve as outlined in step 1, raise
2. If no indicator pins are protruding, the blockage is in the master divider valve.
Figure 4 Locating blockage with hand pump
Item Description
1
2
3
3HEA 800 970-001 Rev. D, Mars 2006
Action
the system.
the pump. If the system will not cycle freely below 1,500 PSI, see step 2.
Action
pressure to 2,000 PSI, the indicators in the indicator ports will signal the location of the
blockage.
An indicator in the up position indicates pressure is in that outgoing line and signals
the blockage is in the area being served from this outlet, as shown in
See step 3.
Hand pump
Indicator pin up
Master divider valve
Maintenance instructions
Locating blockage in Series-Flo systems
Item Description
4 Secondary divider valve
5 Lube outlets
Figure 4.
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