Zehnder Rittling HC Installation, Operation And Maintenance Manual Download Page 23

Receiving

General information

This installation and start-up 
instructions literature is for 
horizontal and vertical Induction 
Units. Induction Units are 
hydronic terminal units designed 
for year-round cooling or 
cooling/heating. Your equipment 
is initially protected under the 
Zehnder Rittling standard 2-year 
warranty provided the steps 
outlined in this manual for initial 
inspection, installation, periodic 
maintenance and normal every 
day operation of the equipment 
are followed. This manual should 

be thoroughly reviewed prior to the 
installation, start-up or maintenance 
of the equipment. If any questions 
arise, please contact your local 
Zehnder Rittling sales representative 
or the factory before proceeding any 
further.

There are a multitude of options 
and accessories available with the 
equipment covered in this manual. 
For more specific details on the 
included options and accessories, 
refer to the order acknowledgment, 
approved submittals and catalogs.

writing before any corrective 
action is taken. The factory 
must be fully informed of the 
expected costs before the work 
is begun. Zehnder Rittling is 
not responsible for any repairs 
or alterations made by the 
purchaser without Zehnder 
Rittling’s written consent and 
will not accept any back charges 
associated with these repairs 
or alterations. The return of 
damaged equipment will not 
be accepted without written 
authorization from Zehnder 
Rittling. 

A unit that has received a written 
Return Goods Authorization will 
be inspected by Zehnder Rittling 
upon receipt. Any damage, 
missing parts, reworking or 
repackaging resulting from prior 
installation will constitute just 
cause for Zehnder Rittling to 
issue partial credit.

Several components are shipped 
loose for field installation and 
to offer added protection during 
shipment and job site storage. 
These items may include; lint 
screens, wall mounting strips, air 
transition fittings, etc.

Upon delivery, examine the 
shipment against the bill of 
lading to make sure all of the 
units have been received and 
then check each unit carefully 
for shipping damage. Any 
damage should be reported to 
the freight carrier and a claim 
should be filed with them. Ensure 
the shipping company makes 
proper notation of any shortages 
or damage on all copies of the 
freight bill. Concealed damage 
not discovered during unloading 
must be reported to the shipping 
company within 15 days of 
receipt of the shipment. 

All units are shipped F.O.B. 
factory. Therefore, Zehnder 
Rittling is not responsible for 
damage during transit. It is the 
responsibility of the installing 
contractor to inspect and verify 
that the units shipped were in 
fact the correct model number, 
have the correct nozzles, etc. 
Any discrepancies should be 
reported to the local sales 
representative for immediate 
resolution prior to unpackaging 
and installation. The factory 
should be notified of any 
warranty repairs required in 

21

General information

Summary of Contents for HC

Page 1: ...i Cooling Fresh Air Clean Air Heating Induction Unit Installation Operation and Maintenance...

Page 2: ...hilled hot water connections 25 Ductwork connections 26 Start up 26 Air system balancing 27 Cooling heating system 27 Water system balancing 28 Water treatment 28 Normal operation maintenance 29 Repla...

Page 3: ...ow applications to counteract downdrafts during the heating season Horizontal units are the best choice where the use of full length draperies is desirable and heating requirements are not too severe...

Page 4: ...covery stack high capacity coil 2 pipe system Model VW Vertical wall 2 pipe system Model VH Vertical wall with heat recovery stack 2 pipe system Model V4H Vertical wall with heat recovery stack 4 pipe...

Page 5: ...1 63 5385 0 87 3743 2 74 4238 1 62 4656 1 07 90 1942 6515 3 72 5563 3 14 5966 1 82 4684 2 88 5060 1 83 5557 1 09 3855 3 08 4364 1 82 4794 1 20 5279 0 69 95 2055 5751 3 50 6168 2 03 4825 3 21 5213 2 04...

Page 6: ...892 0 68 3503 1 75 3970 1 07 4289 0 68 3328 1 15 60 1296 6004 3 24 5179 2 85 5489 1 65 4048 3 57 4469 2 11 4812 1 39 5162 0 81 3674 2 09 4164 1 28 4499 0 81 3479 1 36 3939 0 81 65 1405 5470 3 34 5797...

Page 7: ...1 65 5343 3 57 5899 2 11 6353 1 39 6813 0 81 4729 2 09 5360 1 28 5791 0 81 4363 1 36 4939 0 81 65 1405 8981 3 80 7400 3 34 7844 1 94 6197 2 48 6674 1 63 7158 0 95 4941 2 45 5601 1 50 6051 0 95 4546 1...

Page 8: ...5 1 75 3916 1 07 4231 0 68 3038 1 15 60 1296 7230 3 24 5861 2 85 6212 1 65 4300 3 57 4746 2 11 5111 1 39 5482 0 81 3625 2 09 4108 1 28 4439 0 81 3177 1 36 3596 0 81 65 1405 7812 3 80 6190 3 34 6562 1...

Page 9: ...687 1 15 60 1296 5926 3 24 4883 2 85 5176 1 65 3643 3 57 4022 2 11 4335 1 39 4646 0 81 3152 2 09 3573 1 28 3861 0 81 2809 1 36 3181 0 81 65 1405 6396 3 80 5158 3 34 5467 1 94 4226 2 48 4559 1 63 4881...

Page 10: ...68 2995 1 15 60 1296 5403 3 24 4661 2 85 4940 1 65 3643 3 57 4022 2 11 4331 1 39 4645 0 81 3307 2 09 3748 1 28 4049 0 81 3131 1 36 3545 0 81 65 1405 5832 3 80 4923 3 34 5217 1 94 4225 2 48 4550 1 63 4...

Page 11: ...07 4808 0 68 3574 1 15 60 1296 7691 3 24 6370 2 85 6752 1 65 4777 3 57 5273 2 11 5679 1 39 6091 0 81 4119 2 09 4668 1 28 5044 0 81 3737 1 36 4230 0 81 65 1405 8301 3 80 6728 3 34 7131 1 94 5540 2 48...

Page 12: ...5 5626 1 65 4048 3 57 4469 2 11 4812 1 39 5162 0 81 3582 2 09 4060 1 28 4387 0 81 3305 1 36 3742 0 81 65 1405 6804 3 80 5606 3 34 5942 1 94 4695 2 48 5056 1 63 5423 0 95 3743 2 45 4243 1 50 4584 0 95...

Page 13: ...68 3328 1 15 60 1296 6004 3 24 5179 2 85 5489 1 65 4048 3 57 4469 2 11 4812 1 39 5162 0 81 3674 2 09 4164 1 28 4499 0 81 3479 1 36 3939 0 81 65 1405 5470 3 34 5797 1 94 4695 2 48 5056 1 63 5423 0 95...

Page 14: ...onnection Four inch minimum distance from wall required to obtain rated capacity 8 1 2 minimum for screen removal Shipping weight includes packaging Description The H4C is shipped from the factory wit...

Page 15: ...l connection Four inch minimum distance from wall required to obtain rate capacity 8 1 2 minimum for screen removal Shipping weight includes packaging Description The HC is shipped from the factory wi...

Page 16: ...ng weight includes packaging Description The V2H is shipped from the factory with the following Acoustically designed plenum and nozzles as specified One 12 tube coil with copper tubes and aluminum fi...

Page 17: ...ections to be determined Inner coil is always for cooling and determines whether it is RH or LH connections Heating coil connections are opposite of cooling connections Description The V4H shipped fro...

Page 18: ...ation of coil connections to be determined Inner coil is always for cooling and determines whether it is RH or LH connections Heating coil connections are opposite of cooling connections Description T...

Page 19: ...rientation of coil conenctions to be determined Inner coil is always for cooling and determines whether it is RH or LH connections Heating coil connections are opposite of cooling connections Descript...

Page 20: ...ludes packaging Description The VH is shipped from the factory with the following Acoustically designed plenum and nozzles as specified One 6 tube coil with copper tubes and aluminum fins Condensate p...

Page 21: ...onnection mounted same side as coil connection Shipping weight includes packaging Description The VL is shipped from the factory with the following Acoustically designed plenum and nozzles as specifie...

Page 22: ...nection Shipping weight includes packaging Description The VW is shipped from the factory with the following Acoustically designed plenum and nozzles as specified One 6 tube coil with copper tubes and...

Page 23: ...ccepted without written authorization from Zehnder Rittling A unit that has received a written Return Goods Authorization will be inspected by Zehnder Rittling upon receipt Any damage missing parts re...

Page 24: ...working on any mechanical equipment Gloves should always be worn for protection against heat sharp edges and all other possible hazards Safety glasses should always be worn especially when drilling c...

Page 25: ...rooftops etc Corrosive conditions and high temperature or humidity can significantly reduce system performance reliability and overall service life After determining the condition of the cardboard co...

Page 26: ...ricated with heavy gauge materials and may present a robust appearance great care must be taken to assure that no undue force is applied to the coil piping drain connection or other delicate component...

Page 27: ...pan drip pan or alternatively is eliminated through the use of insulation After the connections are completed the system should be tested for leaks Since some components are not designed to hold pres...

Page 28: ...d on all air handling equipment to minimize vibration transmissions Insulation and ductwork should be installed to allow servicing of equipment including motors blowers filters etc Zehnder Rittling as...

Page 29: ...ach unit To adjust the damper push or pull the handle located at position 4 Replace the plug to seal the primary air commissioning sampling tube on completion After proper system operation is establis...

Page 30: ...bleed air from the pipe system during the commissioning state A flat head screw driver can be used to loosen the vent screw After the proper system operation is established the appropriate operating c...

Page 31: ...r Remove the 2 sheet metal screws fastening condensate pan to unit Remove the 4 sheet metal screws fastening coil to unit and remove coil Install new coil in reverse Lint screens These types of filter...

Page 32: ...conditions Check primary airflow nozzle pressure primary air tempera ture and secondary water temperature Correct to design conditions Replacement parts Foreign object in unit Vacuum unit to remove de...

Page 33: ...dirt and foreign matter Cooling heating connections n n Connect field piping to unit n n Pressure test all piping for leaks n n Install drain lines and traps as required n n Insulate all piping as req...

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Page 36: ...ing 100 Rittling Boulevard Buffalo NY USA 14220 T 844 934 6337 844 ZEHNDER F 716 827 6523 sales zehnder rittling com www zehnder rittling com Zehnder Rittling October 2014 English subject to change wi...

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