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KRUEGER KLPS User Manual

KRUEGER KLPS
50 pages
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WWW.KRUEGER-HVAC.COM
Models: KLPS, KLPS-D, KLPP, KQFS,
KQFS-FA, KQFP, QFC, QFV
FAN POWERED
TERMINAL UNITS
INSTALLATION, START-UP, AND
SERVICE INSTRUCTIONS FOR
KRUEGER TERMINAL UNITS
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KRUEGER KLPS Specifications

General IconGeneral
BrandKRUEGER
ModelKLPS
CategoryFan
LanguageEnglish

Summary

Safety Note

Pre-Installation General

General information about fan powered terminal units and their capabilities.

Pre-Installation Control Offerings

Details the various control options available for the terminal units.

Pre-Installation Storage And Handling

Provides guidelines for proper storage and handling of the units to prevent damage.

Pre-Installation Specifics

Initial Inspection

Instructions for inspecting units upon receipt for any shipping damage.

Service Access

Information on required clearances for unit servicing and maintenance.

Codes

Emphasizes compliance with applicable codes and standards for installation.

Unit Suspension

Refers to installation section for details on unit suspension methods.

Warranty

Control Options Overview

Analog Electronic Controls

Details pressure independent control packages with electronic controls.

Direct Digital Controls (By Others)

Information on field-supplied direct digital controls from various manufacturers.

Pneumatic Controls

Explains pressure independent control packages with pneumatic controls.

No Control Units

Describes units supplied without factory-installed controls.

Installation Steps

STEP 1 - INSTALL FAN - POWERED BOX

Step-by-step guide for installing the fan-powered box, including location selection.

SELECT LOCATION

Guidelines for selecting the optimal installation location for the unit.

POSITION UNIT

Instructions for safely positioning the unit during installation.

INSTALL UNIT

Details on installing field-supplied supports and ensuring secure unit suspension.

STEP 2 - MAKE DUCT CONNECTIONS

Procedures for making proper ductwork connections to the unit inlet and discharge.

STEP 3 - POWER WIRING

Guidelines for safe and compliant power wiring according to electrical codes.

STEP 4 - SYSTEM SETUP AND CALIBRATION

Steps for setting up the system and calibrating components for optimal performance.

System Setup General

General considerations for system setup and balancing before operation.

System Setup Set Points

Information on setting minimum and maximum airflow set points for controllers.

System Setup Airflow Adjustment

Detailed procedure for field adjusting airflow set points using the airflow sensor.

Start-Up Procedures

Start-Up General

General checks and conditions to verify before system start-up.

Initial Start-Up Procedures

Critical steps to follow for proper initial operation and service of the unit.

Balancing Fan Terminals

Balancing Series Flow Units

Procedures for balancing series flow units, setting fan and VAV damper flow.

Setting Fan Airflow

Steps to properly set the fan airflow, including disabling heat functions.

Adjustment of Set Points

How volume controllers regulate primary air and set point adjustments.

Field Adjustment of Airflow Set Points

Procedure for adjusting airflow set points using airflow sensor output.

Balancing Parallel Flow Units

Setting Fan Airflow

Steps to set fan airflow, including disabling heat functions.

Setting of VAV (Primary) Airflow

How to set the primary airflow using the controller and airflow sensor.

Adjustment of Set Points

Information on setting minimum and maximum CFM levels for primary air dampers.

Field Adjustment of Airflow Set Points (Parallel)

Field Adjustment of Minimum and Maximum Airflow Set Points

Procedure for adjusting airflow set points using the airflow sensor.

Speed Controller Operation

To Increase the Fan Speed (RPM)

Instructions on how to increase fan speed using the speed controller adjustment knob.

To Decrease the Fan Speed (RPM)

Instructions on how to decrease fan speed using the speed controller adjustment knob.

Setting Fan Air Flow with ECM Motors

Manual Speed Control (Control Option 6)

Details on manually setting fan speed using the ECM controller display and knob.

Remote Speed Control, 0-10Vdc (0-20mA) Input (Control Option 7)

How to set fan speed using a 0-10Vdc signal for airflow control.

Remote Speed Control, 2-10Vdc (4-20mA) Input (Control Option 8)

How to set fan speed using a 2-10Vdc signal for airflow control, including on/off.

Pneumatic Controls

Pneumatic Controls General

General information and requirements for pneumatic controls.

Single Function Pneumatic Controller Sequences

Balancing procedures for single-function pneumatic controllers.

Units with Single-Function Controllers

Specific steps for balancing units with single-function controllers.

Units with Multi-Function Controllers

Balancing procedures for multi-function pneumatic controllers.

Pneumatic Operation Sequences

Describes typical operation sequences for pneumatic control systems.

Pneumatic Control Troubleshooting: Problem

Lists common problems and their likely causes in pneumatic control systems.

Pneumatic Control Troubleshooting: Likely Cause

Details potential causes for issues encountered with pneumatic controls.

Analog Controls

Analog Controls Installation and Balancing

Steps for installing and balancing analog electronic control systems.

Thermostat Installation

Guidelines for mounting and wiring the thermostat for analog controls.

Programming Thermostat

Instructions on how to program the thermostat for various control sequences and airflow limits.

Analog Control Troubleshooting

Controller Checks

Checks to perform on the analog controller for proper function.

Wrong Rotation Direction or Stroke Range

Troubleshooting steps for incorrect actuator rotation or stroke range.

No Pressure Output Signal from Inlet Sensor

Steps to diagnose issues with the inlet airflow sensor signal.

Wiring Issues

Common wiring problems and checks for analog control systems.

Water Valve Installation

Service Controls

Information regarding periodic maintenance for controls.

Troubleshooting Fan Motor

Fan Motor Runs, Excessive Noise

Troubleshooting steps for excessive noise when the fan motor is running.

Repair or Replacement Required

Procedures for removing and replacing the fan motor assembly.

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