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Lochinvar
Water Heater
ARMOR 150 - 800
Lochinvar ARMOR 150 - 800 User Manual
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Service Manual
Models: 150 - 800
T
h
i
s
m
a
n
u
a
l
m
u
s
t
o
n
l
y
b
e
u
s
e
d
b
y
a
qualified heating installer / serv
ice
technician.
Read all instructions,
including this manual and the
Armor
W
ater H
eater Installation and
Operation Manual,
before installing.
P
erform steps in the order given.
Failure t
o comply could result in sev
ere
personal injur
y
, death,
or substantial
property damage.
W
ARNING
Sav
e this manual for future reference.
AW
-SER Rev H
2
Table of Contents
Contents
2
Table of Contents
2
Hazard Definitions
2
Handling Ceramic Fiber Materials
3
When Servicing Water Heater
3
Water Heater Operation
3
Please Read before Proceeding
3
What Is in this Manual
4
1 Service
5
The Armor Water Heater Display
5
Control Inputs
6
Control Outputs
7
General Operation
8
Sequence of Operation
9
Display Panel Menu Access
10
Display Panel Parameter Access
11
Parameter Table
12
Viewable and Changeable Control Parameters
13
2 Maintenance
16
Maintenance and Annual Startup
16
Address Reported Problems
17
Inspect Water Heater Interior
17
Clean Condensate Trap
17
Check All Piping for Leaks
17
Check Water System
18
Check Expansion Tank
18
Check Ignition Ground Wiring
19
Check Control Settings
19
Check Flame Signal
20
Review with Owner
20
Cleaning Heat Exchanger
20
Check Delta T
20
Oiled Bearing Circulators
20
3 Troubleshooting
21
Before Troubleshooting
21
Check Control Module Fuses
21
Table 3A - Troubleshooting Chart - no Display
22
Checking Temperature Sensors
23
Table 3D - Troubleshooting Chart - Noisy System
24
Table 3E - Troubleshooting Chart - Fault Messages
25
Corrective Action
28
Combustion Analysis Procedure
32
Table 3F - Troubleshooting Chart - Combustion Levels
32
Table 3G - Flue Products
32
Gas Valve Adjustment Procedure
33
Revision Notes
36
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Lochinvar ARMOR 150 - 800 Specifications
General
Brand
Lochinvar
Model
ARMOR 150 - 800
Category
Water Heater
Language
English
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