Raypak 4350 Series User Manual

INSTALLATION & OPERATING
INSTRUCTIONS
Catalog No. 6000.553C Effective: 06-28-13 Replaces: 11-01-11 P/N 241429 Rev. 4
92-103778-02-05
FOR YOUR SAFETY: Do not store or use gasoline or other flammable vapors and
liquids or other combustible materials in the vicinity of this or any other appliance. To
do so may result in an explosion or fire.
Heat Pump
Pool & Spa
Heater
USC
L
I
S
T
E
D
R
NOTE: The instructions in this manual are for the use of qualified individuals specially trained and experienced
in the installation and maintenance of this type of equipment and related system components. Installation and
service personnel are required by some states to be licensed. Persons not qualified shall not attempt to install,
service, or maintain this equipment.
This manual should be maintained in legible condition and kept adjacent to the heat pump pool heater or in a
safe place for future use.
Model Series
2350, 3350,
4350, 4350PD

Raypak 4350 Series Specifications

General

Brand	Raypak
Model	4350 Series
Category	Heat Pump
Language	English

Summary

Water Chemistry

Safety Warnings and Precautions

Hazard Definitions and Guidelines

Defines DANGER, WARNING, CAUTION, and NOTE. Provides health, safety, and chemical handling advice.

Installation Considerations

Unit Placement and Clearance Requirements

Specifies proper location, air intake, discharge clearance, and proximity to other equipment.

Base and Environmental Installation Needs

Electrical Connections

Wiring Standards and Power Requirements

Covers NEC compliance, wiring methods, power supply, and circuit breaker sizing.

Water Connections

Inlet/Outlet Configuration and Piping

Plumbing Safety and Chemical Feeder Installation

Unit Controls Overview

Control Components and Functions

Describes the digital control system, water pressure switch, defrost sensor, and delay timer.

Operating the Digital Control

Selecting Modes and Adjusting Temperatures

Instructions for choosing pool/spa mode and setting desired water temperatures.

System Start-Up Procedures

Troubleshooting Guide

Unit Running But Not Heating

Diagnosing issues when the unit is on but not producing heat.

Unit Not Running

Troubleshooting steps for when the unit fails to start or operate.

Service Call Verification

System Performance Checks

Power Supply and Water Flow Verification

Control Board Fault Codes

Heater Settings Configuration

Plumbing Diagrams

System with Low HP Pump (Under 50 gpm)

System with High HP Pump (Over 50 gpm)

Wiring Diagram - 208V/230V Single-Phase