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IBC SL 14-115 G3 Installation And Operating Instructions Manual

Manual is about: MODULATING GAS BOILERS

Summary of SL 14-115 G3

  • Page 1

    Inst alla tion and opera ting instr uctions www.Ibcboiler.Com sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers (natural gas or propane) warning: if the information in this manual is not followed exactly, a fire or explosion may result causing property damage, personal injury, or loss ...

  • Page 2: Safety Considerations

    Installation and operation instructions 2 sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers safety considerations warning 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. Installation, s...

  • Page 3: Specifications

    3 installation and operating instructions sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers specifications specification sl 14-115 g3 sl 20-160 g3 sl 30-199 g3 csa input (natural gas or propane*) - mbh csa input (natural gas or propane*) - kw csa output - mbh csa output - kw 14 - 115 4...

  • Page 4

    Installation and operation instructions 4 sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers this page is intentionally left blank.

  • Page 5: Contents

    5 installation and operating instructions sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers contents 1.0 installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1 1.1 general. . . . . . . . . . . . . . . . . . . . . . . ....

  • Page 6

    Installation and operation instructions 6 sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers 4.0 maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1 4.1 boiler maintenance . . . . . . . . . . . . . . . . . . . . . . ....

  • Page 7

    7 installation and operating instructions sl 20-115 g2 modulating gas boiler sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers the installer must carefully read this manual to ensure that all installation details can be adhered to. Special attention is to be paid to clearances and acce...

  • Page 8

    Installation and operation instructions 8 sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers this page is intentionally left blank.

  • Page 9: 1.0 Installation

    1-1 installation sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers 1.0 installation 1.1 general sl series gas-fired modulating boilers are low pressure, fully condensing units having variable input ranges (see specification chart - inside, front cover). Approved as “category iv” vented...

  • Page 10

    Installation and operation instructions 1-2 sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers figure 2: dimensions / connections for sl 20-160 g3 - front view, side view, top view and bottom view figure 3: dimensions / connections for sl 30-199 g3 - front view, side view, top view and ...

  • Page 11

    1-3 installation sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers 1.2 code requirements the sl models were tested to and certified under csa 4.9-2014 / ansi z21.13-2014. Installation must conform to local codes, or in the...

  • Page 12

    Installation and operation instructions 1-4 sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers surface distance from combustible surfaces recommended distance for installation and service front 2” 24” rear 0” 0” left side 1...

  • Page 13

    1-5 installation sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers system is likely to be too large for the proper venting of the appliances that remain connected to it. When re-sizing any portion of the common venting sys...

  • Page 14

    Installation and operation instructions 1-6 sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers 1.4.1 applications all sl series boilers are approved with alternative venting options: either 2-pipe direct vent or vent pipe w...

  • Page 15

    1-7 installation sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers 1.4.3 vent travel pvc, cpvc or pps (rigid single wall) piping is the standard venting option; the sl 14-115 g3 boiler, for example, can be sited up to 100 ...

  • Page 16

    Installation and operation instructions 1-8 sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers follow all installation instructions supplied by the pipe and fitting manufacturer. Ensure all venting components are clear of b...

  • Page 17

    1-9 installation sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers b) for rooftop direct vent systems: • rooftop, two pipe, direct vent configurations, including typical clearance requirements, are shown in figure 6. • the...

  • Page 18

    Installation and operation instructions 1-10 sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers • clearance to a mechanical air supply inlet: - 6’ (1.82m) (usa - 3’ (0.91m) above if within 10’ (3.1m) horizontally). • cleara...

  • Page 19

    1-11 installation sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers b) sidewall vent termination for indoor combustion air applications shall be as follows: • the vent shall be terminated with a tee fitting as illustrated ...

  • Page 20

    Installation and operation instructions 1-12 sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers d) sidewall direct vent with stainless sidewall terminal shall be terminated as follows: • the stainless sidewall terminal (sst...

  • Page 21

    1-13 installation sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers figure 15: allowed sst installation orientations figure 18: minimum separations for multiple vent installation - horizontal orientation figure 17: minimum...

  • Page 22

    Installation and operation instructions 1-14 sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers 1.4.7 “direct vent” combustion air intake piping there are two basic methods of supplying combustion air to an ibc boiler. The ...

  • Page 23

    1-15 installation sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers combustion air piping - if used - is inserted directly into the 3” female stainless steel fitting on the top, right side of the boiler and run horizontall...

  • Page 24

    Installation and operation instructions 1-16 sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers 1.4.9 combustion air filtration if combustion air contamination from ingested particulate matter is a concern in any installati...

  • Page 25

    1-17 installation sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers 1.5 condensate removal ibc’s specified vent configuration promotes the safe drainage of moisture from the boiler and exhaust venting without flowing liqui...

  • Page 26

    Installation and operation instructions 1-18 sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers 1.5.3 condensate trap assembly - cleaning procedure 1. Turn off the power to the boiler and allow it to cool down. 2. Remove th...

  • Page 27

    1-19 installation sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers figure 26: condensate trap drainage figure 27: condensate neutralization tank figure 25: condensate trap disassembly for cleaning warning if condensates a...

  • Page 28

    Installation and operation instructions 1-20 sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers 1.6 water piping 1.6.1 general piping issues the sl boilers were designed to be easy to install in almost any application. Its ...

  • Page 29

    1-21 installation sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers the sl modulating series boilers are designed for use within a closed loop, forced circulation, low pressure system. A 30 psi pressure relief valve (3/4” ...

  • Page 30

    Installation and operation instructions 1-22 sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers system piping is connected to the boiler using the 1” npt male threaded fittings on the right or left side connection ports. Un...

  • Page 31

    1-23 installation sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers the sl series modulating boilers are designed to supply three different heating loads with temperatures within the range 34°f to 180°f - to meet three sep...

  • Page 32

    Installation and operation instructions 1-24 sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers warning do not use automotive-type ethylene or other types of automotive glycol antifreeze, or undiluted antifreeze of any kind...

  • Page 33

    1-25 installation sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers figure 34: typical one-temperature space heating piping concept figure 33: one-temperature space heating piping concept - tees on secondary piping.

  • Page 34

    Installation and operation instructions 1-26 sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers note load combining is now available to operate 2 compatible water temperature loads at the same time. When using the sequential load feature of the ibc boiler, attention must be paid to the ...

  • Page 35

    1-27 installation sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers figure 36: indirect domestic hot water piping concept figure 38: basic primary-secondary piping with hydraulic separator concept note the piping drawings in this manual are simple schematic guides to a successful insta...

  • Page 36

    Installation and operation instructions 1-28 sl 20-115 g2 modulating gas boiler sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers parallel load piping - benefits and installation rules compared with the primary/secondary approach, the design below saves one pump. Lost is the simplicity...

  • Page 37

    1-29 installation sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers check valves or thermal traps should be used to isolate both the supply and return piping for each load - to avoid thermal siphoning and reverse flow. To ...

  • Page 38

    Installation and operation instructions 1-30 sl 20-115 g2 modulating gas boiler sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers 1.7 gas piping the boiler requires an inlet gas pressure of at least 4.0" w.C. For natural gas or propane. For either fuel, the inlet pressure shall be no g...

  • Page 39

    1-31 installation sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers gas piping must have a sediment trap ahead of the boiler’s gas valve (see figure 43). A manual shutoff valve must be located outside the boiler, in accord...

  • Page 40

    Installation and operation instructions 1-32 sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers note the ibc boiler (like any modern appliance that contains electronic equipment), must have a “clean” power supply, and is vu...

  • Page 41

    1-33 installation sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers 1.8.5 other wiring other optional low voltage connections to the control board include: • two auxiliary interlocks - for external safety devices as may be required by some jurisdictions, such as a low water cut-off or ...

  • Page 42

    Installation and operation instructions 1-34 sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers figure 44: electrical wiring connections (full page ladder diagram at back of this manual).

  • Page 43: 2.0 Ibc Boiler Controller

    2-1 boiler systems and operation sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers 2.0 ibc boiler controller 2.1 general this boiler is equipped with the v-10 touchscreen controller. The controller simplifies the programing of the boiler while providing greater flexibility. For more de...

  • Page 44

    Installation and operation instructions 2-2 sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers operational and historical data may be accessed at any time using the system status and load profiles sections of the control. Error logs are available in the diagnostics section and the contr...

  • Page 45: 3.0 Startup & Commissioning

    3-1 startup and commissioning sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers 3.0 startup & commissioning 3.1 lighting & boiler shutdown.

  • Page 46

    Installation and operation instructions 3-2 sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers 3.2 prior to start-up 3.2.1 pre-ignition checks 1. Ensure venting system is complete and seal tested. Confirm any common venting system at the installation site is isolated and independent of ...

  • Page 47

    3-3 startup and commissioning sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers to verify the proper operation of the gas valve in the field, the following procedure must be carried out by a qualified technician (see figure 45 for details of the gas valve and pressure system ). 1. With...

  • Page 48

    Installation and operation instructions 3-4 sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers 3.4 fuel conversion the sl modulating boilers are factory fire-tested to operate with natural gas, or propane as ordered. The rating plate will be marked to indicate which fuel the particular ...

  • Page 49

    3-5 startup and commissioning sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers figure 45: gas valve and pressure reference system 3.4.1 gaining access to the combustion chamber 1. Remove the fan and gas valve assembly. See “fan and gas valve removal instructions” on page 4-5 of this m...

  • Page 50

    Installation and operation instructions 3-6 sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers note the safety warning regarding burner refractory on page 4-2 of this manual must be observed. Re-assembly 1. Inspect the refractory for cracks, degradation and flatness. If in doubt, replac...

  • Page 51: 4.0 Maintenance

    4-1 maintenance sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers 4.0 maintenance 4.1 boiler maintenance 4.1.1 general care • keep combustible materials and flammable liquids and vapors away from the boiler. • keep vent terminals clear of obstructions (snow, dirt, etc.). 4.1.2 inspecti...

  • Page 52

    Installation and operation instructions 4-2 sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers 4.1.7 pump check that the pump is on in normal operation and that the water Δ°t is reasonable for a given firing rate (e.G. 10°f between supply and return when firing at 50,000 btu/hr.). 4.1.8...

  • Page 53

    4-3 maintenance sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers 4.1.13 relief valve - maintenance and testing the relief valve manufacturer requires that under normal operating conditions a “try lever test” must be performed every two months. Under severe service conditions, or if co...

  • Page 54

    Installation and operation instructions 4-4 sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers 4.2 geography & components 1 safety ignition module 7 gas valve 13 supply water pipe 2 ignitor 8 air pressure switch (behind bracket) 14 combustion test port 3 site glass 9 touchscreen control...

  • Page 55

    4-5 maintenance sl 20-115 g2 modulating gas boiler sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers 4.2.1 fan and gas valve removal instructions 1. Turn off the power and the gas supply to the boiler. 2. Remove the front cover, and allow the boiler to cool down. 3. Disconnect the elec...

  • Page 56

    Installation and operation instructions 4-6 sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers this page is intentionally left blank.

  • Page 57: 5.0 Troubleshooting

    5-1 troubleshooting sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers 5.0 troubleshooting the troubleshooting section is divided into 3 sections: • 5.1 preliminary checks • 5.2 electronic components • 5.3 troubleshooting guide often, a problem can be identified and solved through simpl...

  • Page 58

    Installation and operation instructions 5-2 sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers 5.2 electronic components this section details the method for troubleshooting the non-standard electronic components on the boiler including the electronic differential air pressure sensor and...

  • Page 59

    5-3 troubleshooting sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers 5.2.2 fan the fan is controlled by the sim + , and powered via one cable. 5.2.3 water pressure sensor the water pressure sensor ensures that there is adequate pressure in the heating system for safe operation. The pr...

  • Page 60

    Installation and operation instructions 5-4 sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers the sim’s two status leds indicate the operating status as shown in the table below. Status indicators table 10: status indicators the sim is continuously communicating with the boiler’s main ...

  • Page 61

    5-5 troubleshooting sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers 3. Tap the sim module button. 4. Tap the lwco test button. 5. Disconnect the yellow wire from the lwco function. A message on the screen indicates that the boiler is in lockout mode. 6. To reset the boiler, reconnect...

  • Page 62: 5.3 Troubleshooting

    Installation and operation instructions 5-6 sl 20-115 g2 modulating gas boiler sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers 5.3 troubleshooting symptom diagnosis remedy maximum ignition trials error touch screen message: error – ignition failure after 3 tries boiler has failed to ...

  • Page 63

    5-7 troubleshooting sl 20-115 g2 modulating gas boiler sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers symptom diagnosis remedy temperature sensor error touch screen message: error - max. In-out temp. Exceed. -> check water flow water temperature signal not within acceptable range. P...

  • Page 64

    Installation and operation instructions 5-8 sl 20-115 g2 modulating gas boiler sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers 5.3.2 ignition problems symptom diagnosis remedy noisy spark when igniting ignition lead is not firmly connected. Reconnect ignition lead. Contaminants/moist...

  • Page 65

    5-9 troubleshooting sl 20-115 g2 modulating gas boiler sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers 5.3.3 cycling problems symptom diagnosis remedy rapid cycling improper values entered via keypad. Check load maximum temps are above target temps, by 1/2 of the selected boiler diff...

  • Page 66

    Installation and operation instructions 5-10 sl 20-115 g2 modulating gas boiler sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers 5.3.4 temperature problems symptom diagnosis remedy insufficient heat operating temperature too low. Increase temperature target. Priority parameters or loa...

  • Page 67

    5-11 troubleshooting sl 20-115 g2 modulating gas boiler sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers 5.3.5 miscellaneous symptom diagnosis remedy fumes and high humidity improperly installed condensate trap refer to installation/operation instructions leak in vent piping inspect u...

  • Page 68

    Installation and operation instructions 5-12 sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers this page is intentionally left blank.

  • Page 69: 6.0 Diagrams

    6-1 diagrams sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers 6.0 diagrams this section includes: • parts diagrams • wiring diagrams • sequence of operation.

  • Page 70

    Installation and operation instructions 6-2 sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers 6.1 parts diagrams diagram 6.1-1: boiler assembly parts sl 14-115 g3 modulating boiler - parts assembly.

  • Page 71

    6-3 diagrams sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers.

  • Page 72

    Installation and operation instructions 6-4 sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers sl 20-160 g3 modulating boiler - parts assembly diagram 6.1-2: boiler assembly parts.

  • Page 73

    6-5 diagrams sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers.

  • Page 74

    Installation and operation instructions 6-6 sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers sl 30-199 g3 modulating boiler - parts assembly diagram 6.1-3: boiler assembly parts.

  • Page 75

    6-7 diagrams sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers.

  • Page 76

    Installation and operation instructions 6-8 sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers diagram 6.2-1: ladder wiring diagram 6.2 wiring diagrams.

  • Page 77: Better

    6-9 diagrams sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers diagram 6.2-2: internal wiring diagram better boilers orange white 17 16 24 vac 120 vac green red red yellow white white blue blue white green black black blue green green tb1 10 9 flue gas temperature sensor 100-029a mains...

  • Page 78

    Installation and operation instructions 6-10 sl 14-115 g3, sl 20-160 g3, sl 30-199 g3 modulating gas boilers 6.3 sequence of operation diagram 6.3: sequence of operation diagram.

  • Page 79

    Installation & commissioning report boiler details: model number _____________________ serial number ______________________________________________ date of installation ______________ address of installation __________________________________________ _________________________________________________...

  • Page 80: Installer Setup

    Installer setup load definition - load #1 _______________________________________________________________________ load configuration - load #1 _____________________________________________________________________________________________ load definition - load #2 _____________________________________...

  • Page 81: Service Record

    Service record date licensed contractor description of work done.

  • Page 82: Notes

    Notes.

  • Page 83: Notes

    Notes.

  • Page 84: Important

    As referenced on page 2-7 of this manual, the following message is relevant to users in the usa: important this boiler is equipped with a feature that saves energy by reducing the boiler water temperature as the heating load decreases. This feature is equipped with an override which is provided prim...

  • Page 85: Revision History

    Revision history r1 (march 2017) initial release r2 (april 2017) revision of figures 33 and 34. Corrections to text (specifications table and part numbers). R3 (may 2017) corrections to tables and part numbers. R4 (july 2017) inclusion of information relating to the sl 30-199 g3 boiler..

  • Page 86

    Ibc technologies inc. 8015 north fraser way burnaby, bc canada v5j 5m8 tel: 604.877.0277 fax: 604.877.0295 toll free: 1-844-432-8422 www.Ibcboiler.Com july 2017 © ibc technologies inc. 2017.