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Maintenance, Oiled bearing circulators, Check delta t – Lochinvar ARMOR 151 User Manual

Page 71

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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.

ƽ 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:

I

F GASKET IS DAMAGED

DO NOT

REUSE, THE HEAT EXCHANGER DOOR

MUST BE REPLACED.

Figure 12-3 Rope Gasket - Heat Exchanger Door