Table Of Contents - Bosch FHP EC Large Series Installation, Operation And Maintenance Manual

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CONTENTS
Model Nomenclature..........................................................3
Initial Inspection................................................................4
General Description...........................................................4
Moving and Storage...........................................................5
Location............................................................................5
INSTALLATION ..................................................................5
MOUNTING VERTICALLY...............................................5
MOUNTING HORIZONTALY............................................5
CONDENSATE DRAIN .........................................................6
Duct System......................................................................6
Piping ...............................................................................7
Electrical ..........................................................................7
ECM INTERFACE BOARD...............................................8
Thermostat Connections ....................................................9
Safety Devices and the UPM Controller .............................10
Electronic Thermostat Installation.....................................13
Water Quality...................................................................15
UPM Sequence of Operation.............................................14
Water Quality table...........................................................15
Heat Recovery Package ...................................................16
Typical Connection Piping (HRP)..................................16
Water Tank PrECaration:.............................................16
HR Water Piping ........................................................16
Water Tank Refill .............................................................17
Initial Start-Up...........................................................17
Hot Gas Reheat (HGRH)..............................................17
Sequence of Operation ....................................................18
Cooling Mode ............................................................18
Heating Mode............................................................18
Application considerations...............................................18
Well Water Systems ...................................................18
Installation of Pressure Regulating Valves.........................19
Cooling Tower/Boiler Systems..........................................19
Geothermal (Earth-Coupled) Systems ..........................21
System Checkout.............................................................22
Unit Start-up ...................................................................22
Maintenance ...................................................................23
Unit Check-Out Sheet ......................................................24
Customer Data ..........................................................24
T111970289 (2015/01)
Unit Nameplate Data.................................................. 24
Operating Conditions................................................. 24
Auxiliary Heat ........................................................... 24
troubleshooting .............................................................. 25
Belt drive Motor
Table...............................................................................28
Blower Performance
Table..............................................................................29
Water side Pressure Drop
Table...............................................................................30
Operating temperatures and Pressures.............................31
Wiring diagrams.............................................................. 34
Notes ............................................................................. 46
Key to symbols and safety instructions
Key to symbols
Warnings
Warnings in this document are identified by a warning
triangle printed against a grey background.
Keywords at the start of a warning indicate the type and
seriousness of the ensuing risk if measures to prevent
the risk s are not taken.
The following keywords are defined and can be used in
this document:
• NOTE indicates a situation that could result in
damage to property or equipment.
• CAUTION indicates a situation that could result in
minor to medium injury.
• WARNING indicates a situation that could result in
severe injury or death.
• DANGER indicates a situation that will result in
severe injury or death.
Subject to change without prior notice
EC Series
EC Series