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Vektor ERS-MD Energy Recovery Plenum Laboratory Exhaust

CAUTION

When installing an ERS plenum cabinet, ensure 
the proper protective devices are used to protect 
personnel from moving parts and other hazards.

Check local codes to ensure compliance for all 
protective devices.
ERS plenum cabinet with coil section should be lifted/
hoisted by lifting brackets provided. These brackets 
are located around the lower perimeter of the plenum 
cabinet.
  1. Before lifting, be sure that all shipping material 

has been removed from unit.

  2. To assist in determining rigging requirements, 

weights are shown below.

  3. Unit must be lifted by the lifting brackets 

provided on base structure.

  4. Rigger to use suitable mating hardware to attach 

to unit lifting brackets.

  5. Two spreader bars must span the unit to prevent 

damage to the cabinet by the lift cables.

  6. Always test-lift the unit to check for proper 

balance and rigging before hoisting to desired 
location.

  7. Never lift units in windy conditions.
  8. Preparation of curb and roof openings should be 

completed prior to lifting unit to the roof. Verify 
the curb has the gasket seal on the top surface.

  9. Do not use fork lifts for handling unit.

Cabinet 

Size

Cabinet 

Height

Weight 

(lbs)*

020

075

3700

090

4500

030

075

4300

090

4900

040

075

5400

090

6100

060

075

6900

090

7800

110

8300

* Weights shown are for largest coil and filter 

options per cabinet size. Based on dry 
weight. Weights for custom designed units 
may vary.

Unit Weights (ERS Plenum Section Only)

Installation

ERS plenum cabinets and fan bypass air plenums 
are to be rigged and moved by the lifting brackets 
provided. Handle 
in such a manner 
as to keep from 
scratching or 
chipping the 
coating. Damaged 
finish may reduce 
ability of cabinet 
to resist corrosion. 
See coating repair 
section of this 
manual for details 
involving touch-
up of damaged 
surfaces.

Service

Door

Service

Door

Service

Door

TOP VIEW

of

PLENUM SECTION

Lifting Bracket

(removable after

 installation)

ERS Plenum Housing

Roof Curb

Fan Bypass 

Air Plenum

Lift Points

Top view of  

Bypass Air Plenum

Summary of Contents for ERS-MD

Page 1: ...oving parts as well as other potential hazards Other considerations may be required if high winds or seismic activity are present If more information is needed contact a licensed professional engineer before moving forward 1 Follow all local electrical and safety codes as well as the National Electrical Code NEC the National Fire Protection Agency NFPA where applicable Follow the Canadian Electric...

Page 2: ...For hard to reach internal surfaces or for occasional use consider using Tectyl 511M Rust Preventive or WD 40 or the equivalent Receiving Upon receiving the product check to make sure all items are accounted for by referencing the bill of lading to ensure all items were received Inspect each crate for shipping damage before accepting delivery Notify the carrier if any damage is noticed The carrier...

Page 3: ...d be used to identify and assemble the complete system Assembling systems with different identification tags can cause reductions in the fan s performance General Information To ensure a successful installation the instructions in this manual should be read and adhered to Failure to comply with proper installation procedures may void the warranty Pre Installation Checks Prior to fully assembling a...

Page 4: ...g to desired location 7 Never lift units in windy conditions 8 Preparation of curb and roof openings should be completed prior to lifting unit to the roof Verify the curb has the gasket seal on the top surface 9 Do not use fork lifts for handling unit Cabinet Size Cabinet Height Weight lbs 020 075 3700 090 4500 030 075 4300 090 4900 040 075 5400 090 6100 060 075 6900 090 7800 110 8300 Weights show...

Page 5: ...5 DRAIN LIFT LUG QTY 8 S S ISOLATION DAMPER Coil Coil Optional External Piping by others Service Doors Internal Pipe Chase Side or Bottom Intake Opening Lift Bracket Optional Internal Piping by others under Vektor fans Bypass Weatherhood s Vektor bypass air plenum optional mounting locations shown Filters Coil Coil Coil Service Doors Coil Service Clearance Coil Service Clearance Clearance Clearanc...

Page 6: ...the hardware kit attach the unit sections by bolting together frame extrusion from the inside Tighten the bolt washer assemblies to the top and both sides of the joining sections Start on the lower sides and work towards the top As the bolts are tightened the plenum sections will draw together Use anti seize gel to prevent galling welding of all stainless steel fasteners If necessary pull the unit...

Page 7: ...Contractor Installed Ductwork Energy Recovery Cabinet Energy Recovery Cabinet Roof Deck Curb Curb Roof Deck RECOMMENDED DUCT INSTALLATION FOR VEKTOR ENERGY RECOVERY VERTICAL INLETS NOTE ALL DUCT WORK AND HARDWARE SUPPLIED BY OTHERS CAULK AND OR GASKETING MATERIAL SHOULD BE USED TO SEAL DUCT TO VEKTOR ERS CABINET Contractor Installed Ductwork Contr actor Installed Ductwork Duct Connections Installa...

Page 8: ...ses steel toe boots and gloves are recommended during the installation and maintenance of the coil All field piping must be self supporting System piping should be flexible enough to allow for the thermal expansion and contraction of the coil Water Coil Installation Recommendations 1 Piping should be in accordance with accepted industry standards Always use a back up wrench on the coil connections...

Page 9: ... are located only in the coil plenum section Access is needed from both sides of the plenum to change all the filters Unit may have either 2 inch MERV 8 filters or 4 inch MERV 11 filters depending on the application requirements Use equivalent MERV rating filters when replacing Change the filters regularly Pressure drop readings can be used to determine when a filter should be replaced Prefilters ...

Page 10: ...es the pressure across the filter section Periodic inspection is necessary to determine whether filters need to be replaced Vapor Tight Lights Vapor tight lights provide light to each of the compartments in the energy recovery plenum The lights are wired to a junction box mounted on the outside of the unit The switch requires a separate power source to allow for power to the lights when the unit m...

Page 11: ...en working with coils Fin Straightening Coil fins may have been bent during shipping or servicing and should be straightened to maintain maximum heat transfer Reduction of the effective coil surface will correspondingly reduce coil capacity Always check fin appearance after any handling of the coil and after any servicing is done near the coils Fin combs are sized according to number of fins per i...

Page 12: ...over of Part 474118 Service Coil Change Out Procedure Coils can only be pulled out through the side of the plenum cabinet Side panels which are nearest to the coil can be removed if the coil needs to be replaced Size 020 ERS plenums only have a single coil and do not require coil removal clearances on both sides If necessary both coils can be removed through the same side of the plenum housing Thi...

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