Sterlco 2016C (Former Compact Series) - Manual (Page 37)

COT-C Series Hot Oil Portable Temperature Control Units Page 37
Servicing the Unit Monthly or Every 500 Hours

Lubricate the pump at the grease fittings with Dow-Corning
#44 or a high-quality lithium grease rated at 400ºF (204ºC) or
higher that is compatible with Dow-Corning #44. Do not
over-lubricate.

Adjust the pump drive belt tension. Make sure that the
motor pulley is properly aligned with the pump pulley; use a
straightedge to check. Tighten motor mounting bolts after
realignment.

Inspect the screen in the Y strainer for accumulations of
debris. Clean as needed.
Servicing the Unit Every Three Months
Remove and clean the screen in the Y-strainer. Replace the screen
if it is damaged.
6-3 Draining the Unit for Storage
You should thoroughly flush and drain the 2016-C unit if you need
to take it out of service for a long time, or if you expect it to
become exposed to freezing temperatures. STERLING, Inc.
recommends TrueFlush™ flushing fluid or equivalent for flushing
your 2016-C unit; follow unit flushing instructions that comes with
TrueFlush™ flushing fluid.
Drain plugs are provided at the base of the heater tank, reservoir
tank and on the pump. You should also remove, drain and reinstall
the heat exchanger tube bundle before storage.
6-4 Corrective Maintenance
Pumps and Seals
Each 2016-C unit is completely tested and calibrated before
leaving the factory. The unit is then cooled, drained, and packed
for shipment.