Johnson P4HUE30N13006 User Manual

CONTENTS
GENERAL INFORMATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
UNIT INSTALLATION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
VENTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
DUCTWORK . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
UPFLOW APPLICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
HORIZONTAL APPLICATION . . . . . . . . . . . . . . . . . . . . . . . . . .9
GAS PIPING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10
ELECTRICAL POWER CONNECTION . . . . . . . . . . . . . . . . . . .11
ELECTRICAL CONTROL CONNECTIONS . . . . . . . . . . . . . . .12
SAFETY CONTROLS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13
TSTART-UP AND ADJUSTMENTS . . . . . . . . . . . . . . . . . . . . .14
ACCESSORY CONNECTIONS . . . . . . . . . . . . . . . . . . . . . . . . .16
OPERATION AND MAINTENANCE . . . . . . . . . . . . . . . . . . . . .18
TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20
HORIZONTAL (WITHOUT FILTER) . . . . . . . . . . . . . . . . . . . . .22
FILTER PERFORMANCE-PRESSURE DROP
INCHES W.C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23
WIRING DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24
INSTALLATION
INSTRUCTIONS
CAUTION: READ ALL SAFETY GUIDES BEFORE YOU
START TO INSTALL YOUR FURNACE.
SAVE THIS MANUAL
MULTI-POSITION
GAS-FIRED FURNACES
COMMERCIAL BELT DRIVE
UPFLOW / HORIZONTAL MODELS: P4HUE30N13006
130 MBH OUTPUT
035-17443-000 Rev. A (800)

Johnson P4HUE30N13006 Specifications

General

Brand	Johnson
Model	P4HUE30N13006
Category	Furnace
Language	English

Summary

GENERAL INFORMATION AND INSTALLATION PREPARATION

Furnace Description, Inspection, and Safety Guidelines

Covers furnace description, inspection procedures, and general safety notes.

Installation Location Limits and Combustion Air

Details location restrictions, codes, and combustion air requirements.

Venting Procedures and Safety Checks

Explains venting methods, temperature limits, and safety check procedures.

GAS PIPING AND ELECTRICAL CONNECTIONS

Gas Piping Installation and Safety Precautions

Covers gas piping requirements, shutoff valves, pressure testing, and connections.

Electrical Power Connection Requirements

Details field wiring requirements for power supply and grounding.

Electrical Control Wiring and Thermostat Setup

Provides instructions for connecting thermostats and control circuits.

SAFETY CONTROLS AND START-UP PROCEDURES

Furnace Safety Control Systems Overview

Describes safety controls like blower door switch, rollout, pressure, and limit controls.

Ignition System Checkout and Gas Input Verification

Procedures for checking the ignition system and verifying gas input rate.

Gas Pressure and Temperature Rise Adjustments

Covers adjustment of manifold gas pressure and temperature rise.

OPERATION, MAINTENANCE, AND TROUBLESHOOTING

Furnace Operation Sequence and Maintenance

Details the heating cycle, blower operation, and general maintenance tasks.

Burner, Heat Exchanger, and Filter Servicing

Instructions for cleaning and servicing burners, heat exchangers, and filters.

Furnace Troubleshooting and Diagnostic Codes

Guides on identifying and resolving furnace issues using diagnostic codes.

Filter Performance and System Airflow Calculation

Explains how filter performance affects system airflow and how to calculate it.