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Nyle C250W - User Manual

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www.nyle.com
watersales@nyle.com
800-777-6953
Nyle Systems
12 Stevens Rd
Brewer, ME 04412
User Manual
Geyser C-Series Water
Source Heat Pump Water
Heaters
PLACE THESE INSTRUCTIONS ADJACENT TO HEAT PUMP AND NOTIFY OWNER TO KEEP FOR FUTURE REFERENCE.
2018
MODELS C25W-C250W
Installation-Operation-Service
Maintenance-Limited Warranty
FOR INDOOR/OUTDOOR INSTALLATION
7
GROUNDING INSTRUCTIONS
This heat pump water heater must be grounded in accordance
with the National Electrical Code and/or local codes. These must
be followed in all cases. Failure to ground this water heater
properly may also cause erratic control system operation.
This heat pump water heater must be connected to a grounded
metal, permanent wiring system; or an equipment grounding
conductor must be run with the circuit conductors and connected
to the equipment grounding terminal or lead on the water heater.
GENERAL SAFETY INFORMATION
PRECAUTIONS
DO NOT USE THIS APPLIANCE IF ANY PART HAS BEEN
UNDER WATER. Immediately call a qualied service agency to
inspect the appliance and to make a determination on what steps
should be taken next.
If the unit is exposed to the following, do not operate heater
until all corrective steps have been made by a qualied service
agency.
1. External re.
2. Damage.
3. Running without water.
When servicing this unit, verify the power to the unit is turned off prior to opening the control cabinet door.
CONTAINS REFRIGERANT!
System contains oil and refrigerant under high pressure. Recover
refrigerant to relieve pressure before opening the system. See unit
rating label for refrigerant type. Do not use non-approved refrigerants,
refrigerant substitutes, or refrigerant additives.
Failure to follow proper procedures or the use of non-approved
refrigerants, refrigerant substitutes, or refrigerant additives could
result in death or serious injury or equipment damage.
Explosion Hazard
Do not use oxygen to purge or
pressurize system for leak test.
Oxygen reacts violently with oil,
which can cause an explosion
resulting in severe personal
injury or death.
Turn off power to the water heater
before performing any service.
Electrical Shock Hazard
Label all wires prior to disconnecting
when performing service. Wiring errors
can cause improper and dangerous
operation.
Verify proper operation after servicing.
Failure to follow these instructions can
result in personal injury or death.
Water temperature over 125°F (52°C)
can cause severe burns instantly
resulting in severe injury or death.
Children, the elderly and the
physically or mentally disabled are at
highest risk for scald injury.
Feel water before bathing or
showering.
Temperature limiting devices such as
mixing valves must be installed
when required by codes and to
ensure safe temperatures at fixtures.
Read and understand this instruction
manual and the safety messages
herein before installing, operating or
servicing this water heater.
Failure to follow these instructions and
safety messages could result in death
or serious injury.
This manual must remain with the
water heater.
Explosion Hazard
Overheated water can cause
water tank explosion.
Properly sized temperature and
pressure relief valve must be
installed in the opening provided
on connected storage tanks.

Table of Contents

Other manuals for Nyle C250W

Questions and Answers

Summary

Safe Installation, Use and Service

General Safety Information

Explains the importance of safety messages and understanding their meaning.

Precautions

Lists precautions for using the appliance, especially if it has been submerged or exposed to fire.

Grounding Instructions

Details grounding requirements for the heat pump water heater according to electrical codes.

Installation Requirements

Water Temperature

Details maximum system temperature and inlet/outlet water temperature considerations.

Locating the Water Heater

Provides guidance on selecting an appropriate location for the water heater.

Electrical Requirements

Voltage & Amperage Ratings

Lists voltage and amperage ratings for different models and configurations.

Minimum Circuit Ampacity & Maximum Fuse Size

Minimum Wire Size

Provides guidelines on selecting appropriate wire sizes based on ampacity and conductor types.

Contaminated Water

Temperature - Pressure Relief Valve

Details requirements for T&P relief valves and their installation.

Installation

Required Ability

Reaffirms the need for qualified personnel for installation and service.

General

Specifies installation must conform to instructions, local codes, and power company requirements.

Unit Placement

Outlines critical points for selecting the installation location and mounting.

Electrical Connections

Correct Power Supply!

Emphasizes matching power supply voltage and phase to the unit's rating label.

Correct Voltage and Phase

Details the importance of correct voltage and phase for unit operation and warranty.

Water Connections

Installation Instructions

Provides a step-by-step guide for connecting the water piping to the HPWH and storage tank.

Installation Checklist

Location

Verifies proper placement and clearance for optimal performance and servicing.

Water Piping

Checks critical water piping connections, T&P valve, isolation valves, and cold water supply.

Electrical

Confirms correct power supply, breaker/fuses, wiring, grounding, and connections.

Pre-Startup Checklist

3 Phase Startup Procedures

Initial Start-Up

Caution Oil Dilution!

Warns about potential bearing damage from liquid abuse and high discharge pressure.

Start Up Check List

Start Up

Electrical Shock Hazard

Reiterates safety precautions regarding electrical shock during start-up.

Water Flow and Temperature Rise Verification

Explains how to verify water flow and temperature rise, and how to adjust if necessary.

Maintenance and Service

Troubleshooting

Checking Refrigerant Charge

Water Piping Diagrams

Single Heat Pump, Vertical Tank Preheat System

Illustrates piping for a single HPWH with vertical tank and backup heater.

Single Heat Pump, Vertical Tank Preheat System

Two Heat Pumps, Vertical Tank System

Two Heat Pumps, Horizontal Tank System

Nyle C250W Specifications

General IconGeneral
BrandNyle
ModelC250W
CategoryWater Heater
LanguageEnglish

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