Trane Axiom GEVB 024 User Manual

15 - 25 Ton
1/2 - 5 Ton
6 - 15 Ton
6 - 10 Ton
Installation,
Operation and
Maintenance
March 2007 WSHP-SVX01E-EN
GEHB GEVB: Design Sequence
006 - 060 – 50/60 HZ 006 - 060 – 50/60 Hz "R" and later
072 - 180 – 50/60 Hz 072 - 300 – 50/60 Hz "D" and later
Axiom™
Horizontal/Vertical
Water-Source Comfort System
Models GEH and GEV

Trane Axiom GEVB 024 Specifications

General

Model	GEVB024
Category	Water System
Voltage	208-230V
Phase	1
Refrigerant Type	R-410A
Cooling Capacity	24, 000 BTU/h
Heating Capacity	24000 BTU/h

Summary

General Information

Economizer and Electric Heat Options

Details options for economizers, boilerless, and electric heat integration.

Hot Gas Reheat Operation

Explains the hot gas reheat option for temperature and humidity control.

Unit Weights and Distribution

Unit Dimensions and Clearances

GEH Unit Clearance Requirements

Specifies required clearances for GEH models for service and operation.

GEV Unit Clearance Requirements

Specifies required clearances for GEV models for service and operation.

Installation Procedures

General Installation Requirements

Water System Preparation and Controls

Blower Motor and Airflow Adjustments

Waterside Economizer Installation (1/2 to 5 Ton)

Waterside Economizer Installation (6-25 Ton)

Economizer Start-Up Procedures

Economizer Start-up Sequence

Start-Up Checklist and Log

Pre-Start System Checks

Comprehensive Pre-Start Checklist

A checklist of system devices and conditions to verify before start-up.

Unit Sequence of Operation

Initial Unit Start-up Procedure

Operation Pressures and Data

Cooling and Heating Pressure Data

Charts showing approximate refrigerant pressures under various operating conditions.

Preventive Maintenance Guidelines

Filter Maintenance Schedule and Importance

Condensate Trap Maintenance Importance

Wiring Diagrams and Legend

Basic Unit Wiring Diagram

Illustrates the basic electrical wiring for a 208V-60Hz-1Ph unit.

Deluxe Control Wiring Diagrams

Wiring diagrams for deluxe control systems on 380-420V-50Hz-3Ph units.

ZN510 Control System Wiring

Wiring diagram for the ZN510 control system on a 208V-60Hz-1Ph unit.

ZN524 Control System Wiring

Wiring diagram for the ZN524 control system on a 460V-60Hz-3Ph unit.

Troubleshooting Common Issues

Deluxe Controls Diagnostic LEDs

Common Unit Issues and Corrections

Details common operational problems, their causes, and recommended solutions.

Warranty Information and Terms

Standard Warranty Details

Extended Warranty Options