Appendix C Gas Valve
C-25
UL Listed / R ecognized Component:
File No . MH16727 to UL 429
CSA
File No.157406 to
ANSI Z21.21 / CSA 6.5 with C/I marking
ANSI Z21.18 / CS A 6.3
FM 7400 Approved
Commonwealth of Massachusetts Approved Product Approval code G1-1107-35
MBC-SE 1000/2500/4000
GasMultiBloc
®
Combined servo pressure
regulator and safety shut-o valves
Installation Instructions
Table of Contents
USA
CDN
Table of Contents ........................ Page 1
Approvals ............................... Page 1
Attention ................................ Page 1
............................ Page 2
Mounting ................................ Page 3
Painting Valve ........................... Page 4
Protection from Radiant Heat .............. Page 4
Electrical DIN Connector Ratings ........... Page 5
Electrical DIN Connector assembly & wiring . Page 6
MBC Overview & Impulse Lines ............ Page 7
Outlet Pressure Adjustment ............... Page 9
Changing coil............................ Page 10
Internal Filter ............................ Page 12
Test Ports ............................... Page 13
Valve Leakage Decay Test ................. Page 14
Approvals
1, 2, 3 ... = Action
• = Instruction
Explanation of symbols
On completion of work on the
safety valve, perform a leakage
and function test.
Please read the instruction be -
fore installing or operating. Keep
the instruction in a safe place. You
the instruction also a t www.
dungs.com If these instructions
are not heeded, the result may
be personal injury or damage to
property.
Any ad justment a nd a pplication-
adjustment values must
be made in accordance with the
appliance-/boiler manufacturers
instructions.
Attention
Check the ratings in the s peci -
to make s ure that they
are s uitable for your ap plication.
This product is intended for
installations c overed by, but
not limited to, the following
fuel gas codes and s tandards:
NFPA 54, IFGC (International
Fuel G as C ode), or C SA B 149.1
(for C anada) or the following
equipment c odes a nd st andards:
CSD-1, UL 795, NFPA 37, ANSI
Z83.4/CSA 3.7, ANSI Z83.18, ANSI
Z21.13/CSA 4.9, or CSA B149.3
(for Canada).
[V] [A]
[Hz ] [VA ]
Safety
rst
O.K.
IFGC
CSA
UL
ANSI
NFPA
The installation a nd ma intenance
of this product must be done
under the s upervision of an ex-
perienced and trained s pecialist.
Never perform work if gas pres -
sure or power is applied, or in
the presence of an open
Valve Leakage Bubble Test (Altern. method) . Page 15
Flow Curve .............................. Page 16
Pressure Drop for other Gases ............. Page 17
Accessories & Replacement ............... Page 18
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