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Checking Product Received

After receiving the product, inspect for any shipping damage. Claims for damage, either 

apparent or concealed, should be files immediately with the shipping company.
Check for the model number and electrical properties like power supply, voltage and frequency 

whether they fit your demand or not.
The installation and operation of the unit must be done as explained in this manual; the 

utilization of the unit other than those indicated in these instructions is not recommended.
Please contact your local agent for any discrepancy.
Our liability shall not cover any defects arose from the alterations performed by a customer 

without our written approval.

Installation

WARNING 

 Do not perform installation work and electrical wiring connection without referring to the

Installation and Operational Manual.

 Check that the ground wire is securely connected.

 Connect a fuse of specified capacity.

 

Do not install the unit, remote controller and cable within approximately 3 meters

 

from

 

strong

 

electromagnetic wave radiators.

CAUTION

Anchor 

bolt

 (provided by user)

Duct

Elbow

(To prevent

 

rain 

water

 

from

entering

 

into the 

duct system)

EA

(exhaust air

outlet)

SA

(Supply

air)

RA

(Return

air)

OA

(outside air

intake)

Maintenance

cover

Fresh air

grille

Return

 air

grille

Mounting the Appliance

JRH72N  series  appliances  can  directly  be  mounted  on  a  vibration-free 

solid 

wall 

with  the  suspension  parts  supplied 

for 

installation 

purpose. The screws 

must  be  applied  in  a  torque  enough  to  secure  a  rigid  connection.  The  other  part  is 

mounted  to  the wall and used as a hanger to  fix  the  unit.  Following  aspects  must  be 

considered  during mounting of the unit.

The appliance must be

 mounted level.

The installation space

 must be freezing free.

4

Summary of Contents for JRH73 Series

Page 1: ...JAKKA heat recovery units JRH73 Series User s Manual...

Page 2: ...Contents Safety 1 Control List 2 Components 3 Dimensions 3 Installation 4 Maintenance 7 Technical specification 3 Troubleshooting 10...

Page 3: ...he fresh outside air by a duct heater etc Select a position for introducing the outside air where no exhaust or combustion gases will be sucked into the fresh air duct and where it will not be covered...

Page 4: ...re the drain hose is connected and check for any blockages through the drain line If needed clean it 06 Please check that the duct dimensions used in the duct system are correct and of the same dimens...

Page 5: ...Power W 2x135 2x219 2x278 2x656 2x540 2x560 2x650 2x920 Maximum Current A 2x0 60 2x0 90 2x1 20 2x1 45 2x2 30 2x2 40 2x2 70 2x1 90 1 It is measured when external static pressure is 0 Pa 2 Sound level...

Page 6: ...ut referring to the Installation and Operational Manual Check that the ground wire is securely connected Connect a fuse of specified capacity Do not install the unit remote controller and cable within...

Page 7: ...t are made of ABS material hence do not need additional insulation After connecting the unit make sure that there is no leakage between the duct connections of the unit and the duct Use a duct tape wh...

Page 8: ...Air Alternative Air Outlet Alternative Air Outlet Air Inlet Return Air or Outside Air Air Outlet Exhaust Air or Fresh Air Air Inlet Return Air or Outside Air Air Outlet Exhaust Air or Fresh Air Alter...

Page 9: ...d junction of the ducts 2 Fit the ducts securely into the duct connection flanges and wind Aluminum tape to prevent air leakages 3 Suspend the ducts from the ceiling so that their weight will not be a...

Page 10: ...Follow proper lockout tagout procedures to ensure the equipment cannot be inadvertently energized Secure drive sheaves to ensure rotor cannot freewheel Failure to secure drive sheaves or disconnect p...

Page 11: ...factory set timer Remote controller informs the user to check the filters After the filters are cleaned by the user filter warning alarm must be reset NOTE It may be handy to keep spare clean and dry...

Page 12: ...owder if need be Leave it to dry after cleaning and mount it to the unit after it is completely dry Tighten the service cover screws thoroughly and make sure the heat recovery exchanger does not fall...

Page 13: ...Filters clogged or dirty a Change or clean filters b Air duct is clogged b Check the air ducts c Channel connections are incomplete c Check the duct system for leaks and complete the connections HIGH...

Page 14: ...For Troubleshouting Please Contact Boulevard Zoran Djindjic 80 11070 Novi Beograd Tel 381 11 2600 901 Fax 381 11 2600 906 www jakkagroup com jakkagroup jakkagroup com...

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