Instruction/ maintenance manual of the product GV90+ Weil-McLain
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Part number 550-142-055/0411 ® Gas-Fired W ater Boilers User’ s Information Manual If the information in this manual is not followed exactly , a fire or explosion may result, causing property damage, personal injury or loss of life.
P ar t number 550-142-055/0411 GV90+ gas - fired w a ter boiler — User’ s Infor mation Manual 2 Please r ead this page first How to use this manual . . . T o . . . Read/use . . . P age . . . Learn precautions W arnings and definitions 3 Prevent air contamination Laundry room or pool — make sure boiler air is piped to boiler per manual.
P ar t number 550-142-055/0411 3 GV90+ gas - fired w a ter boiler — User’ s Infor mation Manual STOP!! — Read befor e proceeding Failur e to adhere to the guidelines on this page can r esult in severe personal injur y , death or substantial proper ty damage.
P ar t number 550-142-055/0411 GV90+ gas - fired w a ter boiler — User’ s Infor mation Manual 4 Air contamination Co mmo n hous ehold and hobb y prod ucts oft en con tain fluo rine or chlori ne co mpound s. W hen these chem icals pass through the boiler , they can fo rm st r ong acids in the vent sys t em or boiler .
P ar t number 550-142-055/0411 5 GV90+ gas - fired w a ter boiler — User’ s Infor mation Manual Per form maintenance per schedule below Figure 2 Service and maintenance schedules Service technicia.
P ar t number 550-142-055/0411 GV90+ gas - fired w a ter boiler — User’ s Infor mation Manual 6 D AIL Y Maintenance Boiler must be serviced and maintained Check boiler area T o pre v ent potential of se v ere person al injur y , dea th or substan tial proper ty damage, eliminate all materials discussed below from the boiler vicinity .
P ar t number 550-142-055/0411 7 GV90+ gas - fired w a ter boiler — User’ s Infor mation Manual MONTHL Y Maintenance Check boiler interior piping 1. Remo ve boiler jacket top . 2. Visually inspect for leaks around internal piping , circulators, relief valve and other fittings.
P ar t number 550-142-055/0411 GV90+ gas - fired w a ter boiler — User’ s Infor mation Manual 8 Check condensate system 1. N OTI CE — T o im pro ve c la r it y , t hi s il lus tra tio n of the conde nsa te t rap is shown with no air inlet pipe attached.
P ar t number 550-142-055/0411 9 GV90+ gas - fired w a ter boiler — User’ s Infor mation Manual Operate boiler relief valve 1. Before proceeding, verify that the r elief val ve outlet has b een piped t o a safe place of dis- charge, avoiding an y possibility of scalding from hot wate r .
P ar t number 550-142-055/0411 GV90+ gas - fired w a ter boiler — User’ s Infor mation Manual 10 1 Integrated boiler control The integ rated boiler control (IBC) r esp onds to signals fr om the r o om thermostat, air pressur e switch, inlet water sensor and boiler limit circuit to operate the circulators, gas valve, igniter and blower .
P ar t number 550-142-055/0411 11 GV90+ gas - fired w a ter boiler — User’ s Infor mation Manual GV90+ W ater Boiler.
P ar t number 550-142-055/0411 GV90+ gas - fired w a ter boiler — User’ s Infor mation Manual 12 Operating instructions Before attempting to start the boiler , check the boiler pr essure temperatur e gauge. I f boiler and syst em are full of water and pr operly pressurized, the gauge should read at least 12 psig on most systems.
P ar t number 550-142-055/0411 13 GV90+ gas - fired w a ter boiler — User’ s Infor mation Manual Common pr oblems and solutions Symptom Common Causes Possible Corr ections Rapid cycling — boiler.
P ar t number 550-142-055/0411 GV90+ gas - fired w a ter boiler — User’ s Infor mation Manual 14 Common pr oblems and solutions (continued) Symptom Common Causes Possible Corr ections Popping or p.
P ar t number 550-142-055/0411 15 GV90+ gas - fired w a ter boiler — User’ s Infor mation Manual NOTES.
GV90+ gas - fired w a ter boiler — User’ s Infor mation Manual.
An important point after buying a device Weil-McLain GV90+ (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Weil-McLain GV90+ yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Weil-McLain GV90+ - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Weil-McLain GV90+ you will learn all the available features of the product, as well as information on its operation. The information that you get Weil-McLain GV90+ will certainly help you make a decision on the purchase.
If you already are a holder of Weil-McLain GV90+, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Weil-McLain GV90+.
However, one of the most important roles played by the user manual is to help in solving problems with Weil-McLain GV90+. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Weil-McLain GV90+ along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
