InstroTek
36
CoreLok Maintenance Schedule
All work must be performed by suitably trained personnel. Maintenance or
repairs carried out incorrectly will affect the life and performance of the pump
and may cause problems when filing warranty claims.
The frequencies stated in the maintenance schedule are approximate values for
normal pump operation. Unfavorable ambient conditions, frequency of use
and/or aggressive media may necessitate more frequent maintenance.
Maintenance
Required
Frequency
Procedure
Replace the pump oil
Filling the pump oil
Use only the synthetic oil
made for this pump.
Call InstroTek, Inc. for oil.
The pump holds approx.
½ quart of oil.
Observe safety
regulations and use
common sense when
working around the
pump.
The pump and oil
can be very HOT.
When disposing of used
oil please observe the
relevant environmental
regulations!
500 hours or
annually,
whichever
comes first
1.
Unplug the unit from the wall receptacle.
Change oil with pump warm. The pump gets
hot and could cause burns. Use caution while
working around the pump.
2.
Remove the two screws located on the
bottom back panel of the stainless steel
chassis.
(fig. 1, pg. 37)
3.
Lift the stainless steel chassis up and towards
the front of the unit. Place a pad under the
front to protect the switches.
(fig. 2, pg. 37)
4.
Pull the side of the unit with the oil sight glass
approximately 4” off the work surface.
5.
Hold a catch pan under the hole leading to
the drain plug.
6.
Unscrew the drain plug and allow the oil to
flow through the designed channel into the
catch pan
7.
Reinsert the oil-drain plug and clean around
the drain area.
Never operate the unit, even for short periods
without proper level of oil.
1.
Locate the oil fill port on the pump.
(fig. 3, pg.
37)
.
2.
Unscrew the fill plug. Add oil (use a funnel to
prevent spills). Add oil until the level registers
½ to ¾ full on the sight glass. Approximately ½
quart.
DO NOT OVERFILL!
3.
Replace the oil fill plug. Hand-tighten only.
4.
The exhaust filter should be changed when
the oil is changed, see page 38 for instructions.
