Lochinvar 151 - Check Delta T; Oiled Bearing Circulators

Installation & Operation Manual
71
Oiled bearing circulators
1. The circulator shipped with the Armor water heater is
water-lubricated. No oiling is required.
2. Check other circulators in the system. Oil any circulators
requiring oil, following circulator manufacturer’s
instructions. Over-oiling will damage the circulator.
Check Delta T
1. Check Delta T. Reference Section 6 - System Piping on
page 38 for more information regarding Delta T.
Table 12B Heat Exchanger Cleaning Kits
Model
Kit
Number
Part
Number
Component
Description
151 - 400 KIT30063
CTN20005 Rear Refractory Cover
MSC20083* Nylon 4" Wheel Brush*
MSC20084 3mm Allen Wrench
MSC20086
1/4" x 24" Drill
Extension
501 - 801 KIT30064
CTN20005 Rear Refractory Cover
MSC20083* Nylon 4" Wheel Brush*
MSC20085
1/4" x 12" Drill
Extension
MSC20086
1/4" x 24" Drill
Extension
* Do NOT use a metal brush. Only use
the kit provided brush or an equivalent
replacement nylon brush.
 CAUTION
12 Maintenance (continued)
Rope gasket is intended for sealing
combustion (see FIG. 12-3). If gasket
is damaged DO NOT reuse, the heat
exchanger door must be replaced. Consult
factory for replacement heat exchanger
door (kit WTR3080 and WTR3086).
NOTICE
ROPE GASKET
CAUTION: IF GASKET IS DAMAGED
DO NOT REUSE, THE HEAT EXCHANGER DOOR
MUST BE REPLACED.
Figure 12-3 Rope Gasket - Heat Exchanger Door