Liquiflo
Installation, Operation & Maintenance Manual
Max
®
Series Sealed Pumps
Models M2 thru M8
1. General
Information
1.1 General
Instructions
This manual covers the Max
®
Series Sealed gear pumps, Models M2, M3, M4, M5, M6, M7 and M8.
The materials of construction of the pump are selected based upon the chemical compatibility of the fluid
being pumped. The user must verify that the materials are suitable for the surrounding atmosphere.
If the fluid is non-conductive, methods are available to mechanically ground the isolated shaft. This is
only necessary if the surrounding atmosphere is extremely explosive or stray static charges are present.
Upon receipt of your Liquiflo pump:
A)
Verify that the equipment has not been damaged in transit.
B)
Verify that the pump Model Code and Serial Number are stamped on the circular tag on the rear
housing of the pump.
C)
Verify that the Liquiflo Nameplate is secured to the pump.
D)
Verify the Group and Category Codes:
Explanation of Nameplate
Group II
Explosive atmospheres
Category
2
Equipment provides a high level of
protection. Explosive atmospheres
only are likely to occur.
Category
3
Equipment provides a normal level of
protection. Explosive atmospheres
are unlikely to occur.
D
Dust
G
Gas
E)
Record the following information for future reference:
Model Code:
Serial Number:
Date Received:
Pump Location:
Pump Service:
NOTE
: By adding a
K
prior to the pump's Model Code, a
Repair Kit
can be obtained which consists of
the following parts: mechanical seal, drive and idler gears, drive and idler shafts, wear plates, bearings,
retaining rings, keys, housing alignment pins, bearing lock pins and O-rings.
2
