Instruction d'utilisation Greenheck Fan PVE-20

Instruction d'utilisation pour le dispositif Greenheck Fan PVE-20

Dispositif: Greenheck Fan PVE-20
Catégorie: Hotte aspirante
Fabricant: Greenheck Fan
Dimension: 1.53 MB
Date d'addition: 1/6/2014
Nombre des pages: 32
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Résumés

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Résumés du contenu
Résumé du contenu de la page N° 1

Part #472846
®
Heat Recovery Ventilators
Installation, Operation and Maintenance Manual
Please read and save these instructions. Read carefully before attempting to assemble, install, operate or maintain the
product described. Protect yourself and others by observing all safety information. Failure to comply with instructions
could result in personal injury and/or property damage! Retain instructions for future reference.
Models: PVe-20
PVe-35
PVe-45
PVe-55
General Safety Information
Only q

Résumé du contenu de la page N° 2

Machined parts coated with rust preventive should Receiving be restored to good condition promptly if signs of Upon receiving the product, check to make sure rust occur. Immediately remove the original rust all items are accounted for by referencing the bill preventive coating with petroleum solvent and clean of lading to ensure all items were received. Inspect with lint-free cloths. Polish any remaining rust from each crate for shipping damage before accepting surface with crocus cloth

Résumé du contenu de la page N° 3

SUPPLY AIR OUTDOOR AIR UNIT (OA unit) AIR HANDLING EXHAUST AIR WITH HEAT RECOVERY UNIT (AHU) AHU Table of Contents Basic Operation Heating Heating Exhaust Coil Coil OUTDOOR Basic Operation . . . . . . . . . . . . . . 3 The PVe brings in fresh outdoor air and removes stale Cooling Cooling Fan AIR Installation exhaust air from the building. Prior to discharging Coil Coil Supplemental Installation, Operation and the exhaust air, the plate heat exchanger transfers Maintenance Manua

Résumé du contenu de la page N° 4

Installation Stages Lifting Once the PVe Heat Recovery Ventilator is delivered to the jobsite, the actual installation occurs in several distinct stages. 1. Installation location must be carefully considered. Service clearances needed for later maintenance of the unit must be taken into consideration, access to Return Air and Discharge Air ducting must be anticipated. And structural support of the unit must be taken into consideration. See appropriate sections of this manual for Forklif

Résumé du contenu de la page N° 5

CLEARANCE CLEARANCE B C A D Service Clearances Roof Curb and Rail Mounting D When installed on a roof, a typical installation will include at least one roof penetration in order D A B to deliver return air to the unit from the space. Additionally, a second roof penetration may be used C for supply air discharge to the space. Outdoor Air Hood Plate Heat Intake and Discharge Options B A Exchanger D Option Bottom Top Side End OA Intake X D SA Discharge X X D A RA Intake X Exhaust E Air Hood

Résumé du contenu de la page N° 6

n n n n o o o o i i i i t t t t a a a a t t t t o o o o R R R R n n n n Roof Curb Mounting Curb Dimensions and Weights Roof curb assembly and mounting instructions are contained in the Roof Curb Assembly Instructions supplied with Model GKD roof curb. Rooftop PVe units require curbs to be mounted first, in accordance with their appropriate instructions. Curb unit is to be installed and then duct connections are to be made prior to setting of the unit. 1 . Factory Supplied Roof Curbs: Roof

Résumé du contenu de la page N° 7

Rail Mounting / Layout Access Panel Description and An alternative method of unit installation is to mount Location the unit on rails supplied by others. The purpose of mounting the unit on either rails or the GKD curb is to elevate the unit away from moisture conditions and to provide proper clearance for installation of water 5 drain traps. • Rails should be designed to handle the weight of the PVe unit, taking into consideration weight per square inch on bearing surfaces. Rails shoul

Résumé du contenu de la page N° 8

CLEARANCE CLEARANCE B C A D D D A Outdoor Air Hood Plate Heat B Exchanger B Dimensional Data Drain Trap The PVe plate heat exchanger is provided with two C stainless steel drain pans and each is equipped with Exhaust E Air Hood a one inch MPT drain fitting. A drain trap must be installed on each drain fitting to allow excess water Bypass Damper to flow out of the drain pans. More importantly, though, due to the negative internal static pressure inside the PVe cabinet, installing drain

Résumé du contenu de la page N° 9

Electrical Information CAUTION The unit must be electrically grounded in accordance If any of the original wire as supplied with the with the current National Electrical Code, ANSI/ appliance must be replaced, it must be replaced NFPA 70. In Canada, use current CSA Standard with wiring material having a temperature rating of C22.1, Canadian Electrical Code, Part 1. In addition, at least 105ºC. the installer should be aware of and comply with WARNING any local ordinances or electrical power c

Résumé du contenu de la page N° 10

Typical Control Center Components Electric Heater Application/Operation Factory installed electric heaters are optionally 1. Main Disconnect (non-fusible, lockable) provided in order to provide preheat frost control. 2. Motor Starter An electric preheater warms the outdoor air prior to 3. Motor Starter being drawn through the PVe plate heat exchanger. 4. Power Distribution Blocks Electric heaters are available in 208, 230, or 460 VAC. 5. 24 VAC Control Transformer Refer to heater nam

Résumé du contenu de la page N° 11

Optional Accessories Timed exhaust frost control includes a timer in Frost Control Application/Operation addition to the thermostat and pressure sensor. The Cold climates, in combination with higher indoor timer is located on the right hand side of the control humidity levels, may cause frost to form on the plate module (low voltage side). When timed exhaust frost heat exchanger. To protect against the formation of control is initiated, the timer will turn the supply frost, a temperature

Résumé du contenu de la page N° 12

Variable Frequency Drives for Energy Recovery Blowers Optional factory installed, wired, and programmed variable frequency drives (VFDs) may have been provided for modulating or multispeed control of the blowers. One VFD is provided for each blower (supply air and exhaust). The VFD’s provided are either Yaskawa model V1000 or J1000. Refer to the tables in this section for factory settings and field wiring requirements. Refer to the unit control center for unit specific wiring diagram (an exa

Résumé du contenu de la page N° 13

Factory Set Points - continued CO SENSOR CONTROL FOR FAN SPEED 2 Resetting the V1000 drive to factory defaults (1/2 SPEED WHEN C0 DROPS bELOW 700 PPM) 2 To reset the V1000 drive back to Greenheck factory (FULL SPEED WHEN C0 RISES AbOVE 800 PPM) 2 defaults go to parameter A1-01 and set it to “2”. Setting Parameter Then go to A1-03 and change it to “1110” and press V1000 J1000 enter. The drive is now reset back to the settings A1-01 Access Level 2 2 programmed at Greenheck. This option is not

Résumé du contenu de la page N° 14

Typical Wiring Diagram Following is an example of a typical wiring diagram for the PVe. It is representative of circuitry that may be found in any PVe unit, but it is not intended to be unit-specific. Each PVe unit has a detailed wiring diagram located within the control panel. This diagram illustrates typical factory wiring and also illustrates circuits that must be field wired. Included with this drawing are 1) variable frequency drives on the blowers, 2) outdoor air and exhaust air dirty

Résumé du contenu de la page N° 15

Dirty Filter Sensor CO Sensor 2 Dirty filter sensors monitor pressure drop across the This accessory is often used to provide a modulating outdoor air filters, exhaust air filters or both. If the control signal to a variable frequency drive to raise pressure drop across the filters exceeds the set point, and lower airflow in relationship to the CO levels 2 the sensor will close a set of contacts in the unit in the space. This strategy is often referred to as control center. Field wiring of

Résumé du contenu de la page N° 16

Indicator Lights powered by the ER Unit Remote Control Panel and Wiring Schematics The remote panel is a series of junction boxes ganged R together and includes a stainless steel faceplate. The C Unit On/Off remote panel is available with a number of different G Y1 alarm lights and switches to control the unit. The Y2 remote panel ships loose and requires mounting and W1 wiring in the field Frost Control 6 Economizer 7 The remote panel is available with the following 12 options:

Résumé du contenu de la page N° 17

OAP-P Sensors Mounted by Factory Factory mounted temperature, pressure, and current sensors are available in the locations indicated on the unit diagram below. A list of available sensors is shown below. The specific sensors provided on a given unit are labeled in the unit control center on the terminal strip. Sensors are wired to the terminal strip to make it easy for the controls contractor to connect the Building Management System for monitoring purposes. OAF-P EAP EF-A OAI OA FROM TO OUT

Résumé du contenu de la page N° 18

o Rotate the fan wheels by hand and ensure no parts Start-Up are rubbing. If rubbing occurs, refer to Start-Up section for more information. DANGER o Check the fan belt drives for proper alignment Electric shock hazard. Can cause injury or death. and tension (refer to Start-Up section for more Before attempting to perform any service or information). maintenance, turn the electrical power to unit o Filters can load up with dirt during building to OFF at disconnect switch(es). Unit may ha

Résumé du contenu de la page N° 19

Optional Accessories Checklist Refer to the respective sections in this Installation, Operation and Maintenance Manual for detailed information. Refer to wiring diagram in unit control center to determine what electrical accessories were provided. Provided with Unit? Frost Control Application / Operation section: Setting Factory Default Yes No Frost Control set point 35ºF Differential 2ºF Timer Refer to IOM Yes No Frost Control Modulating Refer to IOM Economizer Application / Operation sec

Résumé du contenu de la page N° 20

n n o o i i t t a a t t o o R R n n n n io io io o i t t t t Belt Span Deflection = 64 Belt Span WRONG WRONG 5. Place belts over sheaves. Do not pry or force Unit Start-Up belts, as this could result in damage to the cords Refer to Parts List section for component locations. in the belts. Fans 6. With the fan off, adjust the belt tension by moving the motor base. (See belt tensioning procedures in The PVe models contain two the Routine Maintenance section of thi


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