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Edition du 24/02/09 

           / 17 

 U508218-e  Revision : 2

 

10 

 

 

4. Clutch Shaft Group Removal.  

a.  Remove  retaining  ring  and  washers  securing 
the clutch shaft group to the left-hand Bide plate. 
See Figure 6.  
b. Move clutch lever group so clutch is free. See 
Figure  7.  Remove  clutch  shaft  group.  See 
Paragraph C, 1 for parts replacement.  

5. Reset Finger Group Removal.  

a.  Remove  retaining  ring  and  washer  securing 
the  reset  group  to  the  left-hand  Bide  plate.  See 
Figure 6.  
b. Disengage the reset fingers and no-back pawl 
from  the  wheels.  See  Figure  8.  Remove  the 
group. 

See 

Paragraph 

C, 

for 

parts 

replacement.  

6. Stop Shaft Removal.  

a.  Remove  the  springs  from  between  the  anti-
topping fingers and the stop shaft.  
b.  Remove  the  spring  from  between  the  detent 
lever group and the stop shaft.  
c. Remove the stop shaft.  

7. Anti-Topping Finger Group Removal.  

a.  Remove  the  retaining  ring  and  washers 
securing  the  anti-topping  finger  group  shaft  to 
the left-hand Bide plate. See Figure 6.  
b.  Disengage  the  anti-topping  fingers  and  the 
clutch  lever  group  from  the  wheels.  See  Figure 
9.  
c.  Remove  the  group  from  the  Bide  plate.  See 
Paragraph C, 3 for parts replacement.  

8. Totalizer Group Removal.  

a.  Remove  the  screws  securing  the  totalizer 
group  to  the  left-hand  and  right-hand  Bide 
plates. See Figures 5 and 6.  
b. Remove the totalizer group.  
c.  No  addition  al  disassembly  of  the  totalizer  is 
possible.  If  the  totalizer  is  inoperable,  replace 
the group.  
 

 

Figure 7. Clutch Group Removal

 

Note:  If  the  inoperable  totalizer  has  a  small  bevel 
gear  (approx.  11/32  inch  dia.)  on  the  drive  shaft, 
replace  the  bracket  group  on  the  left  side  frame  as 
well  as  the  totalizer  group  (see  Figure  29  and 
Paragraph  D,  7  and  E,  5).  Remove  the  screw 
holding  the  pointer  onto  the  old  totalizer  and  save 
for installation on new totalizer.  
9. Pinion Removal.  

a. Remove retaining ring securing pinion shaft to 
the left hand side plate. See Figure 6.  
b.  Rotate  the  detent  lever  group  so  it  will  clear 
the reset cam. Remove shaft.  
c.  Remove  pillions,  detent  lever  group  washers 
and retaining rings from shaft.  

10. Wheel Group Removal.  

a. Mark relationship of reset gear to wheel group 
shaft  to  assure  proper  positioning  during 
assembly.  
b. Remove pin securing reset gear to the wheel 
group shaft.  
c.  Remove  gear,  retaining  ring  and  washer. 
Remove  shaft.  See  Paragraph  C,  4  for  parts 
replacement.  
 

 

Figure 8. Reset Finger Group Removal. 

 

 

  Figure 9. Anti-Topping Finger Group Removal

Summary of Contents for 7887 Series

Page 1: ...6 037 000 RCS Bobigny B 495 233 124 CODE APE 2813 Z SIRET 495 233 124 000 17 Code APE 2813 Z N TVA FR 48 495 233 124 MECHANICAL REGISTER SERIE 7887 MANUAL DESCRIPTION INSTALLATION OPERATION SERVICING U508218 e Revision 02 24 February 2009 This document consists of 17 pages including the flyleaf This document is the property of SATAM And may not transmitted to third parties without prior authorisat...

Page 2: ...ECTION 6 3 1 GENERAL 6 3 2 DISASSEMBLY PRIOR TO CLEANING 6 3 3 CLEANING 6 3 4 INSPECTION 6 3 6 TROUBLESHOOTING 8 4 DISASSEMBLY AND ASSEMBLY 9 4 1 GENERAL 9 4 2 REMOVAL OF MAJOR GROUPS 9 4 3 INDIVIDUAL PARTS REPLACEMENT 11 4 4 INSTALLATION OF MAJOR GROUPS 12 4 5 FINAL CHECKS AND ADJUSTMENTS 16 4 6 OPERATIONAL CHECK 17 4 7 IMPORTANT REMARKS 17 ...

Page 3: ...ice This manual is for use in areas where factory rebuilding facilities and adequate exchange stocks are not readily accessible Where manufacturer s replacement stocks are available it is important that no attempt be made to repair any meter register defective within the terms of the warranty as by doing so the warranty is void and the user is deprived of the protection provided by the warranty It...

Page 4: ... engages the wheels to prevent jamming At the completion of reset the display wheels will read aIl zeros and the shutter will rise to the normal operating position The clutch will engage the drive shaft to transfer the information from the next delivery The totalizer wheels will be unaffected by this reset operation thug displaying an accurate measure of the accumulated totals of many deliveries 2...

Page 5: ...Edition du 24 02 09 17 U508218 e Revision 2 5 Figure 2 internal View of Series 7887 Meter Register Figure 3 Mounting Dimension ...

Page 6: ...r register in the housing and check for proper engagement and freedom of movement of a AlI gears on gear plate b Output bevel gear on gear plate with the bevel drive gear on drive shaft c 57 tooth gear on clutch assembly with gear on right wheel assembly d Gear drive shaft with gear train that operates the totalizer and gear connecting the drive train to the totalizer 3 Rotate drive shaft by hand ...

Page 7: ...Edition du 24 02 09 17 U508218 e Revision 2 7 Figure 4 Lubrification Points ...

Page 8: ...ighten the screws Replace wheel shaft Check for missing retaining rings on reset finger and wheel shafts Replace as required 4 Any one wheel will not reset to zero Broken reset finger Locking disc pin out of wheel groove Replace reset fingers as required Disassemble wheel group and insert locking disc pin into groove in wheel 5 Incomplete reset cycle Knob turns but reset does not occur Key in larg...

Page 9: ... 2 REMOVAL OF MAJOR GROUPS Instructions for removal of aIl shaft groups are provided 1 If present remove the retaining ring securing the reset idler gear to the reset idler gear shaft 2 Remove retaining rings and washers securing the pinion reset anti topping and clutch shafts to the right hand side plate Figure 7 Remove screws and lockwasher securing the totalizer group and rear mounting bar tram...

Page 10: ...Paragraph C 3 for parts replacement 8 Totalizer Group Removal a Remove the screws securing the totalizer group to the left hand and right hand Bide plates See Figures 5 and 6 b Remove the totalizer group c No addition al disassembly of the totalizer is possible If the totalizer is inoperable replace the group Figure 7 Clutch Group Removal Note If the inoperable totalizer has a small bevel gear app...

Page 11: ...washer to reach particular part b Replace defective items with new part Assemble remaining parts on shaft Install retaining rings and washers Check end play per Figure 26 3 Anti Topping Finger Group Parts Replacement See Figure 12 Individual anti topping fingers reset lever and clutch lever may be replaced as required a Remove retaining rings washers and parts as required to get to part that is to...

Page 12: ...t to left hand Bide plate d See that aIl fingers are free to engage wheels 3 Stop Shaft Installation a install retaining rings on ends of shaft b Insert stop shaft into proper hole in left hand Bide plate See Figure 6 4 Reset Finger Shaft Group Installation a Rotate no back pawl so that spring puts pawl under tension Slip an elastic band over the reset fingers and pawl to hold pawl in position See...

Page 13: ...he bracket group and secure with retaining screws For adjustment of bevel gear drive sec Paragraph E 5 8 Spring Installation a See Figure 21 for identification of springs b Install the five anti topping finger springs between the anti topping fingers and the stop shaft See Figure22 d Install the reset spring between the reset lever and the pinion shaft e Install the detent spring between the deten...

Page 14: ...g occurs reposition pillions per step c 10 Reset Gear Installation a Install reset gear on wheel shaft aligning orientation mark made at disassembly b Secure gear to shaft with pin 11 Reset Idler Gear Installation a If present install reset idler gear on the reset idler gear shaft See Figure 6 b Secure with retaining ring Note This gear will be timed when the meter duplicator and meter register ar...

Page 15: ...Edition du 24 02 09 17 U508218 e Revision 2 15 Figure 26 End Play Limits ...

Page 16: ...clutch is fully disengaged b Measure the clearances as shown in Figure 27 c If the dimensions cannot be obtained add or remove washers as required or replace the clutch and shaft d The amount of face engagement between the spur gear on the input clutch and the first wheel should be 75 20 4 Wheel Brake Adjustment a Rotate reset gear to position cam as shown in Figure 28 b b Measure clearance betwee...

Page 17: ...d the same amount There should be no binding or drag 2 Rotate the reset gear and see that the shutter drops into place the wheels aIl reset and that there is no binding or drag At the completion of reset the zeros should align with the pointer 3 See Troubleshooting Table 1 Page 5 if there are any problems 4 7 IMPORTANT REMARKS It is disadvised cleaning the whole of counting by using a jet apparatu...

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