Service manual

Installation & Operation Manual

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 35 for more information regarding Delta T.

Table 12B Heat Exchanger Cleaning Kits

Model

Kit

Number

Part

Number

Component

Description

150

399

KIT30063

CTN20005 Rear Refractory Cover

MSC20083* Nylon 4" Wheel Brush*

MSC20084 3mm Allen Wrench

MSC20086

1/4" x 24" Drill

Extension

500

800

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)