Utica Boilers UB90-200 Installationsanweisungen

• Instructions are for replacing the exhaust tee and 

condensate trap assembly with drain exiting bottom of 

the exhaust tee on the 90-200 boiler allowing boiler to 

properly drain. 

• Particulate will collect in the drain plug on exhaust tee. 

Drain plug on exhaust tee can be removed for cleaning. 

• Follow instructions TO TURN OFF GAS TO APPLIANCE 

found on Operating Instructions label on boiler or in 

Installation, Operation & Maintenance Manual. Verify all 

electrical power to boiler is turned off.

Electrical shock hazard. Turn OFF electrical power supply at 

service panel.

  

Remove front jacket panel(s).

Burn hazard.  Verify heat exchanger has cooled or use 

appropriate personal protection equipment.

  

Cut exhaust pipe 5½" from tee flange. See figure 1. 

Before cutting vertical exhaust pipe, verify it is secured 

and will not fall. Cut existing exhaust pipe and edge. 

See Cut A.

Cut condensation line just below ½" tee. See Cut B.

At boiler exhaust outlet, loosen downstream pipe clamp 

on rubber coupling.

Remove assembly from rubber coupling.

Assemble parts 1 through 3.  Thread item 4 onto tee.  

Slide coupling onto existing exhaust pipe.  Insert other 

end into rubber coupling at boiler's exhaust outlet.

Assemble remaining kit parts. See Figure 2. Assemble 

drain piping then attach assembly to threaded fitting in 

exhaust tee. See item 4.

Cut existing condensate lines. Use new parts as guide 

for measuring where to cut remainder of existing 

condensation line pipes. See Cut C.

Connect existing line with new ½" condensate line 

coupling.

 P/N 240010634 Rev. A  [06/2014]

Kit installation shall be completed by qualified agency.

Fire, explosion, asphyxiation and electrical shock hazard.  

Improper installation could result in death or serious injury.  

Read this instruction and understand all requirements, 

including requirements of authority having jurisdiction, 

before beginning installation.  Installation not complete until 

appliance operation verified per Installation, Operation & 

Maintenance Manual provided with boiler.

  

CUT A

5-1/2”

CUT B

CUT C

Verify all joints are air-tight and cemented.

Verify hose clamp at exhaust outlet is tightened.

Resume operation using OPERATING INSTRUCTIONS 

found on Operating Instructions label on boiler or in 

Installation, Operation & Maintenance Manual.

Verify proper operation by following START UP 

PROCEDURE in Installation, Operation & Maintenance 

Manual.

Install front jacket panel(s).