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Gas Mixer HON 985B 

985.29-1

Serving the Gas Industry

Worldwide

OPERATING AND MAINTENANCE INSTRUCTIONS/

SPARE 

PARTS 

    

EDITION 

01/2017

Summary of Contents for HON 985B

Page 1: ...Gas Mixer HON 985B 985 29 1 Serving the Gas Industry Worldwide OPERATING AND MAINTENANCE INSTRUCTIONS SPARE PARTS EDITION 01 2017 ...

Page 2: ...he proximity sensor limit switch 6 3 4 Dimensional drawing 7 4 Specific maintenance instructions 8 4 1 Intervals for maintenance instructions 8 4 2 Tightening torques MA 8 4 3 Lubricants 8 4 4 Adhesives 8 5 Maintenance 9 5 1 Dismantling the proximity sensors 9 5 2 Dismantling the drive unit 9 5 3 Dismantling the Venturi insert 10 5 4 Replacing the guide belts 10 5 5 Installing the Venturi insert 1...

Page 3: ...sary even if there have not been any unusual observations during operation and or functional testing The check must include in particular seals all moving parts such as the transmission thread and Venturi insert Any and all defective parts must be replaced with new ones The same applies to O rings removed during disassembly Do not use any spare wear parts and or oils lubricants not specifically re...

Page 4: ...ir fuel gas not rich enough too rich increase mixing gap reduce mixing gap 1 4 Structure and mode of operation gas 2 fuel gas flowing in through an upstream gas pressure control section to the same pressure as gas 1 air With the reduction of the cross section there is an acceleration of gas 1 air flowing in Acceleration means the pressure of the gas The downstream flow edges of the torpedo support...

Page 5: ... l a l A s t r a p l a n r e t n I steel R B N s l a e S Max operating and environmental temperature 10 C to 80 C SEP design in accordance with PED r o t o m r e p p e t s d i r b y h n g i s e D g n i h c t i w s l e l l a r a p r a l o p i b e p y t l i o C m c g 0 8 4 a i t r e n i f o t n e m o m r o t o R m N 7 1 e u q r o t g n i d l o H Full steps per shaft rotation 200 8 1 p e t s l l u f ...

Page 6: ... a r e p o e e r f e c a f r u s e v i t c A V 3 0 d e r e v o c e c a f r u s e v i t c A Interference voltage permissible voltage peaks max 1000 V 10 ms m h O k 0 1 e c n a t s i s e r l a n r e t n I e e r f s i e c a f r u s e v i t c a n e h w t h g i l w o l l e y D E L s u t a t s g n i h c t i w S 3 1 W S t u n r e t n u o c d n a g n i t s u j d A Table 3 Technical features of the proximi...

Page 7: ... spare parts list 1 Induction elbow can be installed at any angle position in relation to the fastening level 2 Pressure measurement M10 x 1 connection possibility Fig 6 Dimensional drawing Fuel gas connection level Fastening level Air connection hose Mixture connection Stepper motor connection Proximity sensor lean second rich proximity sensor optional 4 x M 8 12 deep HELICOIL Locking screw 2 4 x...

Page 8: ...o t o m e h t n o d a e r h t n o i s s i m s n a r T Observe the notes regarding lubricants in chapter 1 1 General information Caution 4 4 Adhesives The parts to be glued must be completely clean dry and free of grease Specifications for adhesive connections can be found in the spare parts drawing and the following maintenance instructions Table 5 Lubricants No Adhesive connections HON part no 6 ...

Page 9: ... from the initiators Loosen the counter nuts of the proximity sensors and unscrew the sensors from the adapter 5 2 Dismantling the drive unit Remove the plug 206 and loosen the connection between the adjustable coupling 207 and pin 204 by partially unscrewing the threaded pin Figure 7 Then remove the plug 211 loosen the cylinder screw 212 and remove it with the bush 213 Then the four cylinder scre...

Page 10: ...up to the vertical position with the connection side facing the induction elbow Slide the Venturi insert with the small diameter forward into the body and check the ease of movement of the insert The resistance may be too great when sliding the insert due to production tolerances In this case the guide belts must be adjusted by removing a thin layer In the process it must be ensured that the Ventu...

Page 11: ...m takes place with a control frequency of 20 Hz in full step operation in 5 seconds With a change to the control frequency by a factor K the adjusting time changes by the factor 1 K With a change to the step precision by a factor 1 F the adjusting time changes by the factor F With an adjustment of both parameters factors F and 1 K are multiplied Adjust the switching point of the lean position by s...

Page 12: ... W W W W M A M A M A 2 1 225 W X X 6 1 Spare parts drawing HON 985B 140 65 ZW N NI 985 29 1 p 12 pictured rotated through 90 pictured rotated through 90 6 Spare parts M A Be sure to comply with torque figures in table on page 7 W Parts should be held in stock for maintenance purposes Adhesive connection in accordance with table 6 ...

Page 13: ... e p r o T 8 1 2 9 6 5 1 3 0 0 1 K 1 2 4 Ø o d e p r o T 8 1 2 7 4 5 0 1 t S 1 w e r c s g n i k c o L 9 1 2 2 7 5 8 1 M L W 1 g n i r g n i l a e S 0 2 2 5 1 4 0 3 0 0 1 K W 1 t l e b e d i u G 1 2 2 4 1 4 0 3 0 0 1 K W 1 t l e b e d i u G 2 2 2 7 1 4 0 3 0 0 1 M L G 1 w o b l e n o i t c u d n I 3 2 2 2 4 3 1 2 G K W 1 g n i R O 4 2 2 225 Complete guide comprised of Pos 226 to 228 1 LM Bz 100300...

Page 14: ...u G 1 2 2 4 1 4 0 3 0 0 1 1 t l e b e d i u G 2 2 2 2 4 3 1 2 1 g n i R O 4 2 2 225 Complete guide comprised of Pos 226 to 228 1 10030011 9 0 0 0 3 0 0 1 1 e d i u G 6 2 2 1 2 3 0 2 1 g n i R O 8 2 2 2 0 2 9 1 1 g n i r g n i k c o L 9 2 2 1 8 0 7 2 1 e s a e r g e n o c i l i S 1 9 0 7 2 1 e t s a p y l b m e s s A 4 0 7 7 2 1 t n e g a p i l S 6 9 3 8 2 1 1 e v i s e h d A 0 9 6 6 2 1 2 e v i s ...

Page 15: ...visit www honeywellprocess com or contact your Honeywell account manager GERMANY Honeywell Process Solutions Honeywell Gas Technologies GmbH Osterholzstrasse 45 34123 Kassel Germany Tel 49 0 561 5007 0 Fax 49 0 561 5007 107 HON 985 29_1 2017 01 2017 Honeywell International Inc ...

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