Bosch FHP ES042 Series User Manual

6720220330 Revised 05-12
ES SERIES
Table of Contents
Model Nomenclature ....................................................................................................................................1
Initial Inspection .............................................................................................................................................2
General Description.......................................................................................................................................2
Moving and Storage......................................................................................................................................2
Safety Considerations ...................................................................................................................................2
Location .............................................................................................................................................................2
Installation.........................................................................................................................................................2
Condensate Drain...........................................................................................................................................3
Duct System .....................................................................................................................................................3
Piping..................................................................................................................................................................3
Electrical.............................................................................................................................................................4
Thermostat Connections .............................................................................................................................4
Safety Devices & the UPM Controller......................................................................................................5
Sequence of Operation Single Stage Units ..........................................................................................8
Electric Heater Package Option ................................................................................................................8
Sequence of Operation Two-Stage Units..............................................................................................9
Well Water Systems .......................................................................................................................................9
Installation of Pressure Regulating Valves............................................................................................9
Cooling Tower / Boiler Application .........................................................................................................9
Earth Coupled Systems..............................................................................................................................10
System Checkout .........................................................................................................................................10
Unit Start-Up..................................................................................................................................................10
Maintenance..................................................................................................................................................10
Wiring Diagrams...........................................................................................................................................14
Trouble Shooting .........................................................................................................................................16
Unit Check Out..............................................................................................................................................17
Operating Pressures & Temperatures ..................................................................................................18
MODEL NOMENCLATURE
SERIES:
ES-ENVIROSAVER
AU-AQUARIUS
NOMINAL CAPACITY:
VOLTAGE DESIGNATION:
1 - 208/1/60 & 230/1/60
3 - 208/3/60 & 230/3/60 (SINGLE STEP ONLY)
CABINET CONFIGURATION:
VT - VERTICAL
HZ - HORIZONTAL
CF - COUNTERFLOW
HEAT EXCHANGER MATERIAL:
C - COPPER
N - CUPRO-NICKEL
SUPPLY AIR LOCATION:
T - TOP (VT ONLY)
E - END BLOW (HZ ONLY)
B - BOTTOM (CF ONLY)
RETURN AIR LOCATION:
L - LEFT
R - RIGHT
B - BACK
F - FRONT
WATER CONNECTION
LOCATION
F - FRONT
ES 048 -1 VT C-F L T

Bosch FHP ES042 Series Specifications

General

Brand	Bosch
Model	FHP ES042 Series
Category	Heat Pump
Language	English

Summary

Initial Inspection, Moving, and Storage

General Description and Safety Considerations

Overview of heat pump performance, safety features, and crucial precautions for personnel.

Location and Installation Requirements

Electrical Wiring and Thermostat Connections

Electrical Safety and Power Supply

Ensuring correct and safe electrical hookups, including compliance with codes and voltage requirements.

ECM Interface Board and Thermostat Wiring

UPM Controller and Safety Devices

UPM Operational Features and Faults

Freeze Protection and Reset Procedures

Information on optional freeze sensors, intelligent reset, and lockout procedures for the UPM.

Unit Operation Sequences

Single Stage Unit Operation

Explanation of how single-stage units function in cooling and heating modes.

Two Stage Unit Operation

Detailed operational sequence for two-stage cooling and heating modes.

Earth Coupled Systems, Checkout, and Start-Up

Earth Coupled System Requirements

System Checkout Procedures

Pre-operational checks to ensure proper installation, voltage, wiring, and water flow.

Unit Start-Up Sequence

Wiring Diagrams and Status Indicators

Wiring Diagrams and Component Legends

Troubleshooting Common Issues

Unit Operational Faults and Performance