background image

21

Step

Installation Procedure(ex. @Garage)

Necessary Tool

22 Attach 

"

Rigid 45 Elbow Set"

 assembly back onto the unit and secure. When inserting 

"

Rigid 45 Elbow Set"

, there is tension when it passes through the o-ring within the 

equipment’s vent connector pipe.  Continue to insert 

"

Rigid 45 Elbow Set"

 until it 

reaches the all the way to the base of the equipment vent connector pipe. Check to see 

if it is firmly fixed by pulling it by hand.

      

The tightening torque shall be between 7 and 10 in lb.

23 Refer to the calculated total vent length, using the measured length in step-1, procedure 

No.3 in addition to the distance from the water heater. 

Calculate the total vent length to determine the dip switch setting.

Vent length = X "total length of B-Vent (measured in procedure No.3)" + Y "the distance 

from the water heater"

24 Depending on the vent length, set the equipment (Dip switch setting). 

    

Follow the equipment's installation manual on how to set the equipment's vent length.

25 Test run the water heater and check for any kind exhaust gas leaks in below areas.

If there are no leaks of any kind, continue to the next step.
 

Step-3

(W

ork where equipment is installed)

CARBON MONOXIDE POISONING

Failure to poroperly seal the vent 

system could cause flue products to 

enter the living space

WARNING

 EZTR40 

       3"

 EZTR50/75 

 4 3/4"

X

Y

Flat head

Screwdriver

Box wrench

(5/16")

or

20

Step

Installation Procedure(ex. @Garage)

Necessary Tool

20 See below chart and set 

"

Flex Vent 2" Gasket"

 onto the tip of 

"

Flex Pipe 2""

.

Flex Vent 2" Gasket

21 Pull out  

"

Rigid 45 Elbow Set"

, which are tentatively locked to the equipment's vent connector pipe. 

Insert the 

"

Flex Pipe 2""

 from the previous procedure into the 

"

Rigid 45 Elbow Set"

.

 

Rigid 45 Elbow Set

Step-3

(W

ork where equipment is installed)

Make sure the "

Flex Pipe 2"" is fully secure by checking the 

bottom(reverse side) of the 

"

Rigid 45 Elbow Set"

 when you are finished.

Be sure to do

Point

Correct way of setting 

"

Flex Vent 2" Gasket"

.

Vent

Connector

Pipe

Summary of Contents for EZ2FVK-1

Page 1: ...n may result causing property damage personal injury or death Do not install only with the EZTR Start up Guide Read this manual also before installation Requests to Installers This manual is for the v...

Page 2: ...model manufactured by others Flex Vent 2 Kit can be installed at zero clearance to combustible materials Appliances can be started up immediately after Flex Vent 2 Kit is installed and inspected Flex...

Page 3: ...support 1 Universal Rain Cap 1 Bag Step 3 Rigid 45 Elbow SET 1 Flex 2 Vent Gasket 1 Fastening Screws 2 Aluminum tape 1 Part Shape Q ty Installation Manual This document 1 EZTR 25 Feet Start Up Guide 1...

Page 4: ...pt under these following conditions Clean and dry place Above 40 F 5 Keep out of direct sunlight Minimum bend radius should be more than 7 inch Handle the flexible vent carefully Dropping Crushing and...

Page 5: ...ollowing items are OK Can be installed before installation If all items are OK Can be installed proceed to the next step 6 Installation Check point Can be installed OK Cannot be installed NG Mark if e...

Page 6: ...ent diameter 3 or 4 5 or larger 5 Horizontal distance between B Vent connection from the ceiling and the unit is no more than 5ft 5ft or less More than 5 ft 6 Vent length from the top of unit to the r...

Page 7: ...ot be installed NG Mark if each condition is matched 7 Ambient temperature where unit is installed More than 40 5 40 5 or less Refer to page 4 8 Accessibility to Rain Cap Can access Rain Cap Cannot ac...

Page 8: ...rectly and safely The numbers before the names of the components are corresponding to the same component names as in step 6 Installation Flex Sleeve Base Junction Support Flex Pipe 2 Top Flex Support...

Page 9: ...ou need more than 25 feet of Flex pipe contact Noritz America 1 866 766 7489 Max allowable 45 degree elbows B Vent are 2 elbows Not including Rigid 45 Elbow Set No 90 elbows B Vent Only when the all c...

Page 10: ...er heater 3 Use a measuring tape to measure from the bottom of the B Vent to the roof termination to get the total length of the vent run The Measured vent run length will be used in procedure No 23 l...

Page 11: ...of B Vent 5 Insert Base Junction Support to the bottom of B Vent that is sticking out from the ceiling or A Base Junction Adapter Firmly tighten Base Junction Support with A B Vent Clamp be careful no...

Page 12: ...straight B Vent runs Flex Feeder prevents debris from falling into the Flex Pipe 2 Be sure to do When pushing Flex Pipe 2 through the B Vent if there is unusual feeling touching the bump of screw etc...

Page 13: ...below Step 2 Procedure 9 14 Use this Image to check for correct assembly of the components 9 Grab Bag Labeled Step 2 and necessary tools for this step of the installation Climb up on the roof and acc...

Page 14: ...r to mark the original position of the Flex Pipe 2 at B Vent s upper tip Marker 12 Slide in the Top Flex Support to the Flex Pipe 2 Top Flex support Mark is very important for the function Do not skip...

Page 15: ...p All cuts must be made at right angle to the pipe All field cuts must be deburred Take precaution not to drop debris into Flex Pipe 2 In case debris is dropped remove from the lower end of the Flex P...

Page 16: ...L shown below Follow the below chart and install accordingly Equipment installation upper limit height chart by horizontal distance Horizontal distance L 0 1 2 3 4 5 More than height H 2 2 2 2 6 3 3 P...

Page 17: ...ppropriate length Marker Point If it interferes with water and hot water piping adjust Rigid 45 Elbow Set s angle so that it does not interfere If the contact is unavoidable take measures such as inse...

Page 18: ...he below figure Point When determining the cut length take note on the 2 points listed below Point Determine the proper length not giving too much tension to both Base Junction Support and Rigid 45 El...

Page 19: ...eeds to be cut it should be cut while in its compressed state 19 Firmly tighten B Flex Sleeve Clamp of Base Junction Support but be careful not to tighten too much as it may distort the Flex Sleeve an...

Page 20: ...vely locked to the equipment s vent connector pipe Insert the Flex Pipe 2 from the previous procedure into the Rigid 45 Elbow Set Rigid 45 Elbow Set Step 3 Work where equipment is installed Make sure...

Page 21: ...edure No 3 in addition to the distance from the water heater Calculate the total vent length to determine the dip switch setting Vent length X total length of B Vent measured in procedure No 3 Y the d...

Page 22: ...crews Aluminum tape Step 3 Work where equipment is installed Pay attention not to get injured from the sharp edge of Flex Sleeve WARNING Point Check and see if Flex Sleeve is firmly fixed 7 Maintenanc...

Page 23: ...URC 1 Top Flex Support for EZ2FVK EZ2FVK TFS 25 Feet Flex Pipe 2 LE EZ2FVP25 1 Base Junction Adapter Set EZ2FVBJADS 1 Base Junction Support w o hole EZ2FVBJS 1 Flex Vent 2 Sleeve EZ2FVS Flex Vent 2 Ri...

Page 24: ...Flex Feeder LE EZ2FVF 1 Flex Vent 2 Kit 25 Feet Installation Manual This document EZ2FVK 1 LT EZTR 25 Feet Start Up Guide EZ2FVK 1 SUG Packing Box for Flex Vent 2 Kit 25 Feet EZ2FVK 1 BOX No indicate...

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