Armstrong ASCEND 1000 Manuals

Manuals and User Guides for Armstrong ASCEND 1000. We have 1 Armstrong ASCEND 1000 manual available for free PDF download: Installation, Operation And Maintenance Manual

Armstrong ASCEND 1000 Installation, Operation And Maintenance Manual (127 pages)

On-Demand Water Heater

Brand: Armstrong | Category: Water Heater | Size: 28 MB

Using the Manual
2
Table of Contents
3
General Information
7
How ASCEND ® Operates
7
Navigation Menus
9
As a Standalone Appliance - HOT™ Control Menu Navigation
9
As Part of a Cascade - HOT™ Control Menu Navigation
10
Appliance Controls
11
Appliance Control Components
11
Appliance Control Board (BCB Screens)
12
Cascade Display Functions
14
Sensor Tables
16
Glossary
17
Dimensions and Performance Charts
18
Dimension Diagram
18
ASCEND 800 Performance Charts and Heat Exchanger Data
18
ASCEND 1000 Performance Charts and Heat Exchanger Data
19
ASCEND 1500 Performance Charts and Heat Exchanger Data
19
Power Supplies
20
Volt Power Supply
20
Recommended Service Clearances
20
Pre-Installation Requirements
20
Pressure Relief Valve
21
Electrical
22
Electrical Connection / Requirements
22
Internal Wiring Connections
22
Gas Connections
26
Gas Connection and Inspection
26
Gas Piping
26
Gas Tables
27
Natural Gas Supply Piping
27
Propane Supply Piping (Based on 11" WC Supply Pressure)
27
Gas Valve Set-Up
28
Gas Pressure Testing
28
Combustion and Fuel Related Adjustment Table
29
CO Adjustment Table
29
Setting the Maximum Load
29
Fan Speed Requirements
30
Setting the Minimum Load
30
Gas Conversion
30
Venting
31
Approved Venting Materials
31
Venting the Appliance
32
Inlet Air Vent
39
Venting Runs that Exceed Maximum Combined Length
39
Condensate Requirements
40
Piping
41
Piping Diagram
41
Ascend
42
Start-Up Procedures
44
Items to be Checked before Lighting the Appliance
44
Lighting Instructions
44
Operating Instructions
45
INI Process and Service Procedures
45
Adjusting the Temperature on the Appliance Display
48
Sequence of Operation
50
Outdoor Reset Function
52
Service and Maintenance
53
Servicing the Appliance
53
Placing the Appliance into Normal Operation
53
Testing the Manual Reset High Limit
53
Soft Lockout Codes ( See Section 1.5 for Sensor Locations and Uses )
55
CCB Soft Lockout (SLO) Codes
55
BCB Soft Lockout (SLO) Codes
55
Appliance Hard Lockout Codes
57
BCB Hard Lockout (HLO) Codes
57
To Turn off Gas to the Appliance
58
Pump and Wiring Control
58
Status Readings
59
Appliance Sensor Resistance Table
59
Maintenance
60
Periodic Maintenance and Inspections
60
Annual Inspection ( See Maintenance Checklist for Required Tools and Materials )
61
Heat Exchanger Anti-Scaling Prevention Feature
62
Special Installation Requirements
63
Installation Requirements (Massachusetts)
63
Installation at High Altitudes
64
Parts Breakdown
65
Heat Exchanger Spare Parts
67
DRV General Information
71
Introduction
71
Safety
71
General Advisory
72
Data Storage
72
Patents
72
Recycling and Disposal
72
Standards and Codes
73
FCC Compliance Notice
73
Industry Canada
73
DRV Specifications
74
DRV25 and DRV40 Specifications
74
DRV Commissioning
75
Commissioning
75
Connect to the DRV
77
Dashboard
78
Configure Set Points
79
Options
80
Profile Settings
81
Devices
82
Thermal Disinfection
83
Thermal Disinfection Information
83
Thermal Disinfection Procedure
85
Disinfection Timeline
86
Disinfection Quick Start Guide - 1 (Setting Parameters for Cycles)
87
Disinfection Quick Start Guide - 2 (Running a Routine Cycle)
88
Connectivity
89
Connectivity to Building Automation Systems or SAGE
89
Sage
89
Modbus
89
Bacnet
89
System Performance
90
System Safety Measures
90
Preventative Maintenance and Fitting Spare Parts
91
General Information
91
ESD Handling
91
Batteries
91
Inspection of Critical Components and / or Assemblies
91
O-Rings / Seals
91
Strainers
91
Thermistors
91
DRV25 Covers and Drive Mechanism Assembly
92
DRV25 Disassembly of the PCBA from the
94
DRV25 PCB Connections
95
DRV25 Drive Mechanism Assembly
96
DRV40 Disassembly
100
DRV40 Electronics Module
101
DRV40 PCB Connections
104
Troubleshooting
112
DRV LED Indications
112
DRV Errors
113
DRV Battery Error
113
Emergency Mode / Motor Error
114
PCB Errors (Terminal)
115
PCB Errors (Recoverable)
115
Open Circuit Thermistor
116
Over Temperature
116
DRV Common Faults
117
Problem: Blend Temperature Rises When System Is in Zero Demand
117
Problem: Outlet Temperature Fluctuates more than ± 2°F
118
Problem: SAGE ® Mobile App Display Shows an Overtemperature Error
119
Problem: Blend Circuit Does Not Fully Return to Normal Within the Disinfection Tiemout Period
120
Problem: Unable to Adjust Outlet Temperature
121
DRV Errors
121
Problem: Water Leaking from DRV25
122
Limited Warranty and Remedy
123

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