TriangleTube HL-20 Page 17 Service Technician Manual Download | Manualshive

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Products Description

14

Domestic Hot

Water Outlet

Domestic Cold

Water Inlet

1/2" NPT

Air Vent

Drywell for Remote

Sensing Bulb

Auxiliary

Connection

C

D

E

Boiler Water Return
(TR-20 thru TR-36)
Boiler Water Supply
(TR-45 thru TR-120)

Boiler Water Supply
(TR-20 thru TR-36)
Boiler Water Return
(TR-45 thru TR-120)

F

A

B

2

"

Top views

Side view

Domestic Hot

Water Outlet

Domestic Cold

Water Inlet

1/2" NPT

Air Vent

Drywell for Remote

Sensing Bulb

Auxiliary

Connection

C

D

E

4 1/8"

4

1/8
"

TR-20/30/36/80/100/120

TR-45/60

TR SERIES

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Summary of Contents for HL-20

Page 1: ...SERVICE TECHNICIAN S TROUBLE SHOOTING GUIDE FOR THE TRIANGLE TUBE INDIRECT FIRED WATER HEATER 2006 14 TTPTSG 4 06 ...

Page 2: ......

Page 3: ... related to personal injury hazards This guide is to be used in conjunction with the TR Smart Installation and Maintenance manual Procedures and servicing listed in this manual must be performed by a qualified service technician installer service agency or gas supplier Any procedures or service performed by an unqualified individual or service agency can result in severe personal injury death or s...

Page 4: ...arger with volume markings Stopwatch Parts to solve most problems Thermostat Aquastat Kit P3KITTH01 O Ring Kit P3KITT0R01 Know the water heater model number Know boiler manufacturer and model number Review all appropriate manuals before leaving for the job site At the job site Clarify the problem Have this manual and any boiler manuals and or wiring and piping schematic readily available Turn to p...

Page 5: ...ve Recirculation loop T P Relief Valve Lifting or Weeping page 8 Undersized or missing domestic side expansion tank Faulty domestic expansion tank Faulty T P relief valve High domestic supply pressure Possible water hammering or pressure spikes Boiler operating temperature Water on the Floor page 9 From sources other than the water heater T P valve lifting and discharging Loose piping connections ...

Page 6: ...red Temp ºF Incoming Temp ºF 8 33 Density of Water lbs gal x 1 Btu lbs ºF Example A single family home with a 3 0 gpm shower fixture and a 150 000 Btu hr output boil er capacity Is the boiler capacity adequate to deliver 115ºF water for an extended period The boiler capacity is capable of delivering 4 6 gpm continuously which is adequate for this appli cation Action Item Measure the BTU input to t...

Page 7: ...e snap set Is the thermostat setting too low If the thermostat setting is too low the boiler may not have the opportunity to deliver the maximum BTU s required to completely heat the entire volume of water stored in the tank During a call for heat by the water heater does the boiler circulator begin pumping does the zone valve open does the boiler fire Check every component in the system to ensure...

Page 8: ...the colder boiler may absorb the stored energy within the water heater during the initial call for heat Check location of flow control devices Lab tests have shown that during long standby periods the boiler piping can act as a thermal siphon and draw stored heat from the domestic water Locate flow control devices zone valve spring check valves or heat trap loops in the boiler piping close to the ...

Page 9: ...s will reduce the frequency of thermostat calls for heat during small draws of hot water However it will reduce the quantity of available hot water during a deep draw by delaying the call for heat to the boiler Reverse the boiler side piping The older installations may have the boiler supply at the top of the water heater and return at the bottom Reversing the piping supply at the bottom and retur...

Page 10: ...ion in the boiler system If the boiler relief valve lifts and or there is a significant increase in the boiler system pressure the expansion tank is flooded or undersized Is the boiler pressure relief valve functioning properly Dirt and water deposits can accumulate under the valve seat Check the boiler automatic fill valve for defects Is the valve filling to the correct pressure Check for possibl...

Page 11: ... Check the domestic supply pressure entering the water heater If the pressure is over 70 psi it is recommended to install a pressure reducing valve This will prevent any pressure spikes or increases in pressure due to thermal expansion which may cause the T P valve to lift or weep Check the domestic system for possible sources of water hammering or pressure spikes Some appliances such as clothes w...

Page 12: ...all the boiler connections to the water heater A build up of corrosion is a sure sign of a leak Check the domestic connections Look at the welds where the spuds enter into the outer tank Excessive water hammering in the domestic system may crack these welds Check the seal around the air vent and drywell for leaks Remove the drywell and check the O ring gasket if applicable beneath it Action Item T...

Page 13: ...rack these welds Check the seal around the air vent and drywell for leaks Remove the drywell and check the O ring gasket if applicable beneath it Remove the thermostat sensing bulb from the drywell Is the bulb wet or is water visible at the top of the drywell If so replace the entire drywell Action Item To replace the drywell O ring if applicable use the O Ring Replacement Kit P N P3KITOR01 When r...

Page 14: ... can be toxic However the gas is detectable prior to reaching harmful levels The bacteria will thrive in any water system under the following conditions High levels of sulfur in the water Activated hydrogen in the water from cathodic reactions within the tank Water with little or no dissolved oxygen Storing the domestic water below 140ºF Other causes of smelly water Chlorides of magnesium and calc...

Page 15: ...g conditions Gases in the form of small bubbles may make the water appear milky from the tap but clear after several minutes when those bubbles will separate Similar to the reaction that occurs as air bubbles form on the walls of a pan shortly before the water begins to boil The release of dissolved gas can also create air pockets and air locks in the water system piping This can cause spurts of a...

Page 16: ...ron exceeds 0 2 ppm The bacteria will feed on the soluble iron in the water producing rusty color water as a by product of the feeding process Variables in which the bacteria can thrive in Elevated levels of iron and manganese in the water Water with little or no dissolved oxygen Water storage temperatures below 140ºF Items that can potentially increase the presence of the bacteria Water softeners...

Page 17: ...ler Water Return TR 20 thru TR 36 Boiler Water Supply TR 45 thru TR 120 Boiler Water Supply TR 20 thru TR 36 Boiler Water Return TR 45 thru TR 120 F A B 2 Top views Side view Domestic Hot Water Outlet Domestic Cold Water Inlet 1 2 NPT Air Vent Drywell for Remote Sensing Bulb Auxiliary Connection C D E 4 1 8 4 1 8 TR 20 30 36 80 100 120 TR 45 60 TR SERIES ...

Page 18: ...ew SMART 20 30 40 50 60 B A C 22 Boiler Return Hot Water Outlet Cold Water Inlet Auxiliary Connection Boiler Supply 10 5 8 Hot Water Outlet Cold Water Inlet Auxiliary Connection Thermostat Drywell Air Vent Top view SMART 80 100 Rear view SMART 80 100 Rear view SMART 20 30 40 50 60 B A C 26 Cold Water Inlet Hot Water Outlet Auxiliary Boiler Return Boiler Supply ...

Page 19: ...ew SMART 20 30 40 50 60 B A C 22 Boiler Return Hot Water Outlet Cold Water Inlet Auxiliary Connection Boiler Supply 10 5 8 Hot Water Outlet Cold Water Inlet Auxiliary Connection Thermostat Drywell Air Vent Top view SMART 80 100 Rear view SMART 80 100 Rear view SMART 20 30 40 50 60 B A C 26 Cold Water Inlet Hot Water Outlet Auxiliary Boiler Return Boiler Supply ...

Page 20: ...rywell for remote Sensing Bulb Top view HL 20 30 36 45 60 C 2 B A 20 Boiler Water Return Boiler Water Supply Side view HL 20 30 36 45 60 C 2 A B 28 Boiler Water Return Boiler Water Supply 5 5 Domestic Cold Water Inlet Auxiliary Connection Domestic Hot Water Outlet 1 2 NPT Manual air vent Drywell for remote Sensing Bulb Top view HL 80 Side view HL 80 HL SERIES ...

Page 21: ...Triangle Tube Phase III Co Inc Freeway Center 1 Triangle Lane Blackwood NJ 08012 Tel 856 228 8881 Fax 856 228 3584 E mail Info triangletube com http www triangletube com Member of Group ...

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