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Tokyo Keiki TG-8000 Maintenance Manual

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Table of Contents

MAINTENANCE MANUAL
MAINTENANCE MANUAL
MAINTENANCE MANUAL
MAINTENANCE MANUAL
GYROCOMPASS
GYROCOMPASS
GYROCOMPASS
GYROCOMPASS
SG1
SG12 2 2 2 - - - - SE00
SG1
SG1
Mar. . . . 21 21 21 21, , , , 201
Mar
Mar
Mar
TOKYO KEIKI INC
TOKYO KEIKI INC
TOKYO KEIKI INC
TOKYO KEIKI INC
TG- - - - 8 8 8 8 000
TG
TG
TG
000
000
000
SE005 5 5 5
SE00
SE00
2013 3 3 3
201
201

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  • Page 1 SG12 2 2 2 - - - - SE00 SE005 5 5 5 SE00 SE00 Mar..21 21 21 21, , , , 201 2013 3 3 3 TOKYO KEIKI INC TOKYO KEIKI INC TOKYO KEIKI INC TOKYO KEIKI INC...

  • Page 2: Table Of Contents

    CONTENTS CONTENTS CONTENTS CONTENTS [1] MAINTENANCE INTERVAL [1] MAINTENANCE INTERVAL [1] MAINTENANCE INTERVAL [1] MAINTENANCE INTERVAL----------------- ----------------- ---------------------- ----------------- ----- ----- ---------------- ----------- ----------- 1 1 1 1 - - - - 1 1 1 1 ----------- 1. 1. 1. 1. Maintenance Maintenance and and check interval check interval------------...

  • Page 3: Preparations Preparations Preparations

    [4] BRUSH (EXCHANGE) AND SLIP [4] BRUSH (EXCHANGE) AND SLIP [4] BRUSH (EXCHANGE) AND SLIP [4] BRUSH (EXCHANGE) AND SLIP- - - - RING CLEANING RING CLEANING RING CLEANING RING CLEANING-------- -------- -------- ----------- ------ --- 4 4 4 4 - - - - 1 1 1 1 1.
  • Page 4 [1] MAINTENANCE INTERVAL MAINTENANCE INTERVAL MAINTENANCE INTERVAL MAINTENANCE INTERVAL GYROCOMPASS GYROCOMPASS GYROCOMPASS GYROCOMPASS TG- - - - 8 8 8 8 000 1 - 1...
  • Page 5 1. Maintenance 1. Maintenance and and check interval check interval 1. Maintenance 1. Maintenance check interval check interval Perform “[2] “[2] “[2] MAINTENANCE “[2] MAINTENANCE MAINTENANCE AND MAINTENANCE AND CHECK” CHECK” CHECK” once a year. CHECK” 2. Recommendation 2. Recommendation of of of of replacement parts replacement parts 2.
  • Page 6 [2] MAINTENANCE AND [2] MAINTENANCE AND CHECK CHECK [2] MAINTENANCE [2] MAINTENANCE CHECK CHECK GYROCOMPASS GYROCOMPASS GYROCOMPASS GYROCOMPASS TG- - - - 8000 8000 8000 8000 Record Record Record Record data data data data to to to to attached sheet attached sheet attached sheet attached sheet...
  • Page 7 1. 1. 1. 1. Internal parameter check Internal parameter check Internal parameter check Internal parameter check 1-1. Internal parameter. 1-1-1. Press SET & ACK/ENT at the same time for more than 3 seconds. This will enter into extended menu. 1-1-2. Record parameters. Parameter : Standard value (Press SETorDISP and change it.) 1･A-1 1.1.U Damping gain: 00.75...
  • Page 8 Wait until the phantom ring turns for 360 degrees. Wait up to 4 minutes until the rotor in the sensitive element stops spinning. 2-2. Turn off the POWER. PR-6000 stand TG-8000 Operation panel Fig. 2 Fig. 2- - - - 2 PR- - - - 6000 stand...
  • Page 9 2-3. In case TG-8000 master compass is in PR-6000 stand, remove the master compass from PR-6000. PR-6000 stand PR-6000 stand TG-8000 master compass Remove screws (4pcs) and cover Remove screws (3pcs) and take out whole TG-8000 master compass unit 2-4. Remove 4 screws “A”～“D” and remove the case of TG-8000 master compass.
  • Page 10 ☆ ☆ ☆ ☆ If sensitive element is not replaced, proceed to If sensitive element is not replaced, proceed to If sensitive element is not replaced, proceed to If sensitive element is not replaced, proceed to 「 「 「 「 3 3 3 3 ..Step motor assembly check Step motor assembly check Step motor assembly check Step motor assembly check」...
  • Page 11 ☆ ☆ ☆ ☆ 2-7. Grab the neck of sensitive element firmly as shown in the picture and take it out from the mounting ring. Take out Mounting ring Fig. 2- - - - 5 5 5 5 Fig. 2 Mounting ring and sensitive element Mounting ring and sensitive element Fig.
  • Page 12 3. 3. 3. 3. Step motor assembly check Step motor assembly check Step motor assembly check Step motor assembly check If step motor exchange is necessary, If step mo tor exchange is necessary, If step mo If step mo tor exchange is necessary, tor exchange is necessary, refer refer to “[3] STEP MOTOR EXCHANGE”...
  • Page 13 3-2. Step motor axis rotation should be smooth. The step motor 3-3. Tension pressure of step motor assembly belt should be appropriate and the belt should move smoothly. Belt Tensioner Fig. 2 Fig. 2 Fig. 2 Fig. 2- - - - 7 7 7 7 Step motor assembly Step motor assembly Step motor assembly...
  • Page 14 3-4. Azimuth double gears check. 3-4-1. Hold the damper of the step motor, so that one side of the Azimuth gears do not move. Damper of the step motor 3-4-2. The play of phantom ring (azimuth double gears) (CW/CCW) should be about 0.1° Check the play of azimuth double gears at phantom ring position : 0/90/180/270°(4 points).
  • Page 15 l l l l ubrication ubrication ubrication ubrication Azimuth double gears 4 teeth differential tension Fig. 2 Fig. 2 Fig. 2 Fig. 2- - - - 8 8 8 8 (2) Azimuth double gear Azimuth double gear Azimuth double gear Azimuth double gears s s s 2 - 10...
  • Page 16 4. 4. 4. 4. Brush and Brush and Brush and s s s s l l l l ip ip ip ip- - - - rin Brush and rin rin ring check g check g check g check If brush(exchange) and slip If brush(exchange) and slip If brush(exchange) and slip If brush(exchange) and slip- - - - ring cleaning is necessary,...
  • Page 17 5. 5. 5. 5. Shock absorber Shock absorbers s s s check check Shock absorber Shock absorber check check 5-1. Install the shock absorbers. 5-1-1. Put back the shock absorbers, fasten nuts at all 4 co rners . Nut (all 4 corners) 5-2.

  • Page 18: Sensitive Element Check Sensitive Element Check

    6. 6. 6. 6. Sensitive element check Sensitive element check Sensitive element check Sensitive element check If sensitive element exchange is necessary, If sensitive element exchange is necessary, If sensitive element exchange is necessary, If sensitive element exchange is necessary, refer refer to “[ to “[6 6 6 6 ] SENSITIVE ELEMENT EXCHANGE“.
  • Page 19 6-4. Sensitive element should move smoothly until it hits the stopper in both directions (N-up､S-up). N-up S-up Fig. 2- - - - 1 1 1 1 3 3 3 3 Fig. 2 Fig. 2 Fig. 2 Sensitive element Sensitive element Sensitive element Sensitive element 6-5.
  • Page 20 6-7. Flexible lead wire should be shaped. Flexible lead wire Fig. Fig. 2 2 2 2 - - - - 1 1 1 1 4 4 4 4 (2) Fig. Fig. (2) Sensitive element Sensitive element Sensitive element Sensitive element E E E E/ / / / W W W W - - - - up up up up directions directions directions directions...
  • Page 21 7. 7. 7. 7. Damper oil check Damper oil check Damper oil check Damper oil check 7-1. Damper oil should be filled in half of the case. Damper oil 10160162- 100,000cSt/10cc Fig. 2 Fig. 2 Fig. 2 Fig. 2- - - - 1 1 1 1 6 6 6 6 Damper Damper oil oil oil oil Damper...
  • Page 22 8. 8. 8. 8. Fuse & holder check Fuse & holder check Fuse & holder check Fuse & holder check 8-1. INV. PWB F1(12A) fuse & holder should not be debased, burnout, poor contact. Ｆ１(12A) Fig. 2- - - - 1 1 1 1 7 7 7 7 Fig.
  • Page 23 9. 9. 9. 9. Output signal check Output signal check Output signal check Output signal check 9-1. Step and serial signals 9-1-1. Press DISP+ SET on the operating panel, then turn on the POWER (Test mode b). 9-1-2. Set 0/90/180/270°by ▲/▼ then press ACK/ENT 9-1-3.
  • Page 24 9-4. ROTI signals 9-4-1. Press ACK/ENT+▼ on the operating panel at the same time, then turn on the POWER. (ROTI mode). 9-4-2. Press SET, Set to 0 deg/min ､P/S 20 deg/min by ▲/▼, then press ACK/ENT. 9-4-3. Output signals should follow-up within 0±0.5 deg/min､P/S 18.5～21.5 deg/min. ⇒Adjustment point MIFC/MCOIF PWB VR1/gain and VR2/offset.
  • Page 25 MIFC PWB MIFC PWB MIFC PWB MIFC PWB VR1/gain VR2/offset MCOIF MCOIF PWB MCOIF MCOIF VR1/gain VR2/offset Fig. 2 Fig. 2- - - - 21 21 21 21 Fig. 2 Fig. 2 MIFC PWB MIFC PWB MIFC PWB MIFC PWB 9-4-4.

  • Page 26: Start Up Sequence Check

    10. Start up sequence check Start up sequence check Start up sequence check Start up sequence check 10-1. All the sequence should be normal in “last azimuth finding”, “sensitive element standing up”, “rotor revolution“ and “follow-up” motion. 10-1-1. Turn on the POWER. ↓8～240 seconds.
  • Page 27 (3) Example : Good condition (Sensitive element top reference line is almost parallel to horizontal ring reference line.) ・ Sensitive element inclination angle is small enough as shown in Fig. 2-24. ・Stable and no vibration. Good Good Fig. 2 Fig. 2 Fig.
  • Page 28 (5) In case of bad condition(alignment) shown in Fig. 2-25. ・Turn off the POWER. ・VR1 (gain) and VR2 (span) on HRZC PWB to be center position as show in Fig. 2-26. ・Start over from item 10-1-1. HRZC PWB VR 2 VR 1 (Span) (Gain)

  • Page 29: Operating Panel Check Operating Panel Check

    11. Operating panel check Operating panel check Operating panel check Operating panel check 11-1. POWER switch ON/OFF movement should be normal. 11-2. LAMP TEST(▲+▼) should light up all LED. 11-3. Brightness of LED light should be able to adjust by (▲/▼). 11-4.

  • Page 30: Performance Check Performance Check

    12. Performance Performance check check Performance Performance check check 12-1. Performance 12-1-1. Turn on the POWER. 12-1-2. True bearing should be steady (within 0.7°) within 3～4 hours after start. Start Steady Fig. 2 Fig. 2- - - - 2 2 2 2 8 8 8 8 Fig.
  • Page 31 Horizontal ring level Rotor level Fig. 2 Fig. 2 Fig. 2 Fig. 2- - - - 29 29 29 29 Rotor level and h Rotor level and h Rotor level and h Rotor level and horizontal orizontal orizontal ring orizontal ring ring level ring...
  • Page 32 Horizontal Horizontal Horizontal Horizontal ring level ring level ring level ring level Center +5 minutes (Limit) -5 minutes (Limit) Fig. 2 Fig. 2- - - - 31 31 31 31 H H H H orizontal orizontal ring level ring level Fig.
  • Page 33 13. Voltage check Voltage check Voltage check Voltage check 13-1. Main power supply should be AC100/220V ±10%. Back-up power supply should be DC24V -20%～+30%. Main power supply Back-up power supply Fig. 2 Fig. 2- - - - 3 3 3 3 3 Input power supply terminal Input power supply terminal Fig.
  • Page 34 GPOWER PWB Fig. 2 Fig. 2- - - - 35 35 35 35 Fig. 2 Fig. 2 GPOWER PWB GPOWER PWB GPOWER PWB GPOWER PWB 13-3. Repeater compass power supply (GTERM PWB ST14/ST15) should be DC24V ±4V. GTERM PWB ST14(60)/ST15(61) Fig.
  • Page 35 13-4. Measure the voltage and frequency of the sensitive element's power supply. 13-4-1. Confirm the voltage of phantom ring terminal # 5 and 6. 13-4-2. If the tester (multi-meter) is Vrms type : AC100Vrms ±2Vrms､ ､ ､ ､ 400Hz ±2H AC100Vrms ±2Vrms 400Hz ±2Hz z z z AC100Vrms ±2Vrms...
  • Page 36 Wait until the bearing will rotate 360 degrees. Wait up to 4 minutes until the rotor in the sensitive element stops spinning. 13-7. Turn off the POWER. 13-8. Put back the TG-8000 case which was removed in step ｢2-4｣ 13-9. Put back TG-8000 master compass to PR-6000, Refer to step ｢2-3｣ 13-10. Turn on the POWER.
  • Page 37 14 14 14 14..Internal parameter check Internal parameter check Internal parameter check Internal parameter check 14-1. Press SET & ACK/ENT at the same time for more than 3 seconds. This will enter into extended menu. 14-2. Record parameters. (Only (Only (Only...
  • Page 38 GYROCOMPASS TG-8000 Check Sheet [Maintenance] Ship's Name Which Gyro Single No.1 No.2 IMO No. M/C Ser. No. Engineer S/E Ser. No. Date 1. Parameter : (Standard value) Data record --> (Any changed data) Press [SET]&[ACK/ENT] 1) A-1 1.1.U Damping gain : 00.75 1.1.U...
  • Page 39 5) Horizontal ring should move smoothly until it hits the stopper Good / Adjust / Replace in both directions(E-up, W-up). 6) Phantom ring should turn smoothly while azimuth rotate for more Good / Adjust / Replace than 360 deg. TKS FORM CSA-CK2056A TOKYO KEIKI INC. (2/3)

  • Page 40: Voltage Check

    4) Repeater compass power supply (GTERM PWB ST14/ST15) Good / Adjust / Replace should be DC24V +/-4V. 5) Phantom ring Terminal 5/6(sensitive element) should be Good / Adjust / Replace AC100Vrms +/-2Vrms (AC110V +/-2V avg). TKS FORM CSA-CK2056A TOKYO KEIKI INC. (3/3)
  • Page 41 [3] STEP MOTOR EXCHANGE [3] STEP MOTOR EXCHANGE [3] STEP MOTOR EXCHANGE [3] STEP MOTOR EXCHANGE GYROCOMPASS GYROCOMPASS GYROCOMPASS GYROCOMPASS TG- - - - 8000 8000 8000 8000 3 - 1...
  • Page 42 1. Preparations 1. Preparations 1. Preparations 1. Preparations 1-1. Required parts and tools 1-1-1. Step motor 10189046 (1pc) 1-1-2.Belt 10160030 (1pc) 1-1-3. Phillips screw driver : regular size (1pc) 1-1-4. Hexagon wrench 3mm (1pc) 1-1-5. Hexagon wrench 4mm (1pc) Fig. 3 Fig.
  • Page 43 2. 2. 2. 2. S S S S tep motor exchange tep motor exchange tep motor exchange tep motor exchange 2-1. Remove plate and screws “A”～“D”. Ａ Ｃ Ｂ Ｄ plate Fig. 3 Fig. 3- - - - 2 2 2 2 Step motor a a a a Step motor ssembly...
  • Page 44 2-4. Remove belt. Belt Fig. 3 Fig. 3- - - - 5 5 5 5 Belt Belt Fig. 3 Fig. 3 Belt Belt 2-5. Loosen screws “J”～“N”. Remove pulley “O” and damper. Damper Pulley O Fig. 3 Fig. 3- - - - 6 6 6 6 D D D D amper amper and p and pulley...
  • Page 45 2-6. Remove “O”～“R” screws. Remove step motor (old). Step motor (old) Fig. 3 Fig. 3- - - - 7(1) Fig. 3 Fig. 3 7(1) 7(1) 7(1) Step motor Step motor (old) Step motor Step motor (old) (old) (old) 2-7. Install the step motor (New). Install the “O”～“N”...
  • Page 46 2-8. Install the pulley “O” and damper which removed with ｢2-4｣. Install the temporary screw “J”～“N”. Damper Encoder Pulley O Pulley P Fig. 3 Fig. 3 Fig. 3 Fig. 3- - - - 8 8 8 8 D D D D amper amper amper amper and p...
  • Page 47 2-9. Upper gear of azimuth double gears should have 4 teeth worth of tension before engaging with a small drive gear. Small drive gear. Azimuth double gears 4 teeth differential tension Lubrication Lubrication Lubrication Lubrication Lubrication Lubrication Lubrication Lubrication 2-10. Install step motor assembly while keeping 4 teeth tension to small driver gear. Fasten the screws “E” ～“H”...
  • Page 48 2-11. Hold the damper of the step motor, so that one side of the azimuth gears do not move. Belt Damper 2-12. The play of phantom ring (azimuth double gears) (CW/CCW) should be about 0.1°. Check the play of azimuth double gears at phantom ring position : 0/90/180/270°(4 points). Move Phantom ｒing to CW/CCW Fig.
  • Page 49 [4] BRUSH (EXCHANGE) [4] BRUSH (EXCHANGE) [4] BRUSH (EXCHANGE) [4] BRUSH (EXCHANGE) AND SLIP SLIP- - - - RING CLEANING RING CLEANING SLIP SLIP RING CLEANING RING CLEANING GYROCOMPASS GYROCOMPASS GYROCOMPASS GYROCOMPASS TG- - - - 8000 8000 8000 8000 4 - 1...
  • Page 50 1.Preparations 1.Preparations 1.Preparations 1.Preparations 1-1.Required parts and tools 1-1-1. Brush 10239379､10239380 (1set) 1-1-2. Adjustable wrench (1pc) 1-1-3. Phillips screw driver : small size (1pc) 1-1-4. C otton bud ( about 5～6 pcs) Fig. Fig. 4 4 4 4 - - - - 1 1 1 1 (1) (1) Require Required parts and tools d parts and tools...
  • Page 51 1-1-5. Cotton tape (about 300cm) The cotton tape is cut in the length of about 60～70cm. (Three to four tapes needed.) 1-1-6. Protective solution ｢WD-40｣ (small amount) Don’t spray the solution. Use cotton bud and dip in the solution. In container Fig.
  • Page 52 2. 2. 2. 2. S S S S hock absorber hock absorber hock absorber hock absorber r r r r emov emov emov emoval al al al 2-1. Take out nuts (all 4 coners), remove the shock absorbers. Nut (all 4 coners) Put the hook in the CUP (all 4 coners) Fig.
  • Page 53 3. 3. 3. 3. B B B B rush rush rush rush r r r r emov emov emov emoval al al al 3-1. Remove terminal 8, M, G, B, 10, H, A, D. 3-2. Remove screw A & B and take off brushｅｓ. Ａ...
  • Page 54 4. Brush and 4. Brush and s s s s lip lip lip lip- - - - ring cleaning 4. Brush and 4. Brush and ring cleaning ring cleaning ring cleaning 4-1. Clean all the tips of each brush by using soft kind toothbrush or a cotton bud. Note: ・Do not use any cleaning solution.
  • Page 55 4-2. Clean entire rings of the Slip-ring, and all layers with cotton tape or a cotton bud. Note: ・Do not use any cleaning solution. ・Clean the edges of the Slip-ring. Refer to “A” A” A” A” ・Please make sure that there are no remaining hair or debris of cotton bud. Clean while pulling cotton tape with both hands.
  • Page 56 4-3. Wet the cotton bud with “WD-40” Note: ・Do not blow to the Slip-ring/brush directly if "WD-40" is a spray can type. ・Take a small amount of liquid from the “WD-40” spray can in the plastic cap. Fig. 4 Fig. 4 Fig.
  • Page 57 4-4. Coating all layers of the Slip-ring with the cotton bud after dipping in "WD-40" liquid. Note: ・Please make sure that there are no remaining hair or debris of cotton bud. Fig. 4 Fig. 4 Fig. 4 Fig. 4- - - - 6 6 6 6 (2) W W W W et cotton bud et cotton bud et cotton bud and...
  • Page 58 5. 5. 5. 5. B B B B rush rush in in in installation stallation rush rush stallation stallation 5-1. Put back the brushes to the place, where removed in ｢3-1/3-2｣. Caution should be taken so that the brush tips (16) should not be damaged during installation. 5-2.
  • Page 59 6. 6. 6. 6. S S S S hock abso hock abso hock abso hock absorber rber rber i i i i nstall rber nstall nstallation nstall ation ation ation 6-1. Put back the shock absorbers, fasten nuts at all 4 co rners . Nut (all 4 corners) 6-2.
  • Page 60 [ [ [ [ 5 5 5 5 ] SLIP ] SLIP- - - - RING EXCHANGE RING EXCHANGE ] SLIP ] SLIP RING EXCHANGE RING EXCHANGE GYROCOMPASS GYROCOMPASS GYROCOMPASS GYROCOMPASS TG- - - - 8000 8000 8000 8000 5 - 1...

  • Page 61: Preparations Preparations

    1. 1. 1. 1. Preparations Preparations Preparations Preparations 1-1. Required parts and tools 1-1-1. Slip-ring 10169260 (1pc) Fig. Fig. Fig. Fig. 5 5 5 5 - - - - 1 1 1 1 (1) Required part and tools Required part and tools Required part and tools Required part and tools 5 - 2...
  • Page 62 1-1-2. Soldering iron & Solder (1set) 1-1-3. Adjustable wrench (1pc) 26mm 1-1-4. Phillips screw driver : small size (1pc) 1-1-5. Cotton bud (about 5～6 pc) Fig. Fig. Fig. Fig. 5 5 5 5 - - - - 1 1 1 1 (2) Required part and tools Required part and tools Required part and tools...
  • Page 63 1-1-6. Cotton tape (about 300cm) Cotton tape is cut in the length of about 60～70cm. (Three to four tapes needed.) 1-1-7. Protective solution ｢WD-40｣ (small amount) Don’t spray the solution. Use cotton bud and dip in the solution. In container Fig.
  • Page 64 2 2 2 2 ..S S S S ensitive ensitive e e e e lement lement r r r r emov emoval al al al ensitive ensitive lement lement emov emov 2-1. Rotate the phantom ring until the connector comes to the front as shown in the picture. Phantom ring 2-3.
  • Page 65 2-4. Grab the neck of sensitive element firmly as shown in the picture and take it out from the Mounting ring. Mounting ring Take out Fig. 5 5 5 5 - - - - 3 3 3 3 Fig. Mounting ring and sensitive element Mounting ring and sensitive element Fig.
  • Page 66 3 3 3 3 ..S S S S hock absorber hock absorber hock absorber hock absorber r r r r emov emov emov emoval al al al 3-1. Take out nuts (all 4 corners), remove the shock absorbers. Nut (all 4 corners) Fig.
  • Page 67 4 4 4 4 ..B B B B rush rush rush rush r r r r emov emov emov emoval al al al 4-1. Remove terminal 8, M, G, B, 10, H, A, D. 4-2. Remove screw “F”&“G” and take off a brush. Brush tip not to give damage and remove it (with 16 places).
  • Page 68 5. 5. 5. 5. Slip Slip- - - - ring exchange ring exchange Slip Slip ring exchange ring exchange 5-1. Remove screw ”H“&”I“ and take off lead with solder ”J“～”M“. 5-2. Remove RELAY PWB RELAY PWB Fig. 5 Fig. 5 Fig.
  • Page 69 5-3. Loosen screw “N” and remove screw “O” 5-4. Remove slip-ring. Slip-ring Fig. Fig. Fig. Fig. 5 5 5 5 - - - - 7(1) 7(1) 7(1) 7(1) S S S S l l l l ip ip ip ip- - - - ring ring ring ring...
  • Page 70 5-5. Remove “P”&”Q” screws and remove slip-ring (old). Slip-ring (old) 5-6. Install slip-ring (new) and install “P”&“Q” screws. Slip-ring (new) Fig. Fig. Fig. Fig. 5 5 5 5 - - - - 7(2) 7(2) 7(2) 7(2) S S S S l l l l ip ip ip ip- - - - ring ring ring ring...
  • Page 71 5-7. Install slip-ring (new). Slip-ring (new) 5-8. Install screw “N” and screw “O” Fig. Fig. 5 5 5 5 - - - - 7(3) Fig. Fig. 7(3) 7(3) 7(3) S S S S l l l l ip ip ip ip- - - - ring ring ring ring...
  • Page 72 5-9. Install lead with solder ”J“～”M“and install screw ”H“～”I“. RELAY PWB D B A G 8 10 M H 5 4 L B 8 10 9 A Orange Brown Gray Green Red Yellow Violet Black Fig. 5 Fig. 5- - - - 8 8 8 8 Fig.
  • Page 73 6 6 6 6 ..Brush and Brush and Brush and s s s s lip lip lip lip- - - - ring cleaning Brush and ring cleaning ring cleaning ring cleaning 6-1. Clean all the tips of each brush by using soft kind toothbrush or a cotton bud. Note: ・Do not use any cleaning solution.
  • Page 74 6-2. Clean entire rings of the Slip-ring, and all layers with cotton tape or a cotton bud. Note: ・Do not use any cleaning solution. ・Clean the edges of the Slip-ring. Refer to “A” A” A” A” ・Please make sure that there are no remaining hair or debris of cotton bud. Clean while pulling cotton tape with both hands.
  • Page 75 6-3. Wet the cotton bud with “WD-40” Note: ・Do not blow to the Slip-ring/brush directly if "WD-40" is a spray can type. ・Take a small amount of liquid from the “WD-40” spray can in the plastic cap. Fig. Fig. 5 5 5 5 - - - - 11(1) Fig.
  • Page 76 6-4. Coating all layers of the Slip-ring with the cotton bud after dipping in "WD-40" liquid. Note: ・Please make sure that there are no remaining hair or debris of cotton bud. Fig. Fig. 5 5 5 5 - - - - 11(2) 11(2) W W W W et cotton bud et cotton bud and...
  • Page 77 7 7 7 7 ..B B B B rush rush i i i i nstallation nstallation rush rush nstallation nstallation 7-1. Put back the brushes which, to the place removed in ｢3-1/3-2｣. Caution should be taken so that the brush heads (16) should not be damaged during installation. 7-2.
  • Page 78 8. 8. 8. 8. S S S S hock absorber hock absorber hock absorber hock absorber i i i i nstall nstall nstallation nstall ation ation ation 8-1. 8-1. Put back the shock absorbers, fasten nuts at all 4 co rners . Nut (all 4 corners) 8-2.
  • Page 79 [ [ [ [ 6 6 6 6 ] SENSITIVE ELEMENT EXCHANGE ] SENSITIVE ELEMENT EXCHANGE ] SENSITIVE ELEMENT EXCHANGE ] SENSITIVE ELEMENT EXCHANGE GYROCOMPASS GYROCOMPASS GYROCOMPASS GYROCOMPASS TG- - - - 8000 8000 8000 8000 6 - 1...
  • Page 80 1. Preparations 1. Preparations 1. Preparations 1. Preparations 1-1.Required parts and tools 1-1-1. Sensitive Element (P/N: 10229409H ：exchange base) (1pc) Remove rubber protective cap Take out from the box with care 2. ﾊﾞﾗﾝｽｳｪｲﾄ(大~小適量) Fig. 6 6 6 6 - - - - 1(1) Fig.
  • Page 81 1-1-2. Weight 1-1-3. Screw guide pin type with 1stripe Sufficient amount for various weight ･thin 3.2mm :110025950 (1pc) ･fat 3.4mm :110025960 (1pc) 1-1-4.Phillips screw driver (regular size) (1pc) Fig. 6 6 6 6 - - - - 1(2) Fig. 1(2) Required parts and tools Required parts and tools Fig.
  • Page 82 2. 2. 2. 2. S S S S ensitive ensitive ensitive ensitive e e e e lement lement lement lement r r r r emov emov emov emoval al al al 2-1. Rotate the Phantom ring until the connector comes to the front as shown in the picture. Phantom ring 2-3.
  • Page 83 2-4. Grab the neck of sensitive element firmly as shown in the picture and take it out from the Mounting ring. Take out Mounting ring Fig. Fig. 6 6 6 6 - - - - 3 3 3 3 Fig. Fig.
  • Page 84 3. 3. 3. 3. S S S S ensitive ensitive ensitive ensitive e e e e lement lement lement lement i i i i nstall nstall nstall nstallation ation ation ation 3-1. Grab the neck of the new sensitive element and put it back to the horizontal ring. Put a new element Mounting ring...
  • Page 85 3-3. Put the screws “B”&”C” in the place where guide pins were inserted and removed. Put the connector back showing #8 wire at the left end. 8 wire should be at the left end of the connector Ｅ 3-4. Sensitive element and the connector should be firmly close in contact without any gap. Firmly in contact.
  • Page 86 4 4 4 4 ..S S S S ensitive ensitive ensitive ensitive e e e e le le le lement ment ment ment a a a a djustment djustment djustment djustment 4-1. Input DAMPING GAIN and θOFFSET into an extended menu. 4-1-1.
  • Page 87 4-2. Adjust the horizontal ring level within ±5 minutes. (1 scale is 2 minutes) 4-2-1. Remove screw “H” or “I” 4-2-2. Adjust weight and put back screw “H” or “I” 4-2-3. It takes more than 5 minutes to stabilize the reading of level gauge. Horizontal ring level Weight Weight...
  • Page 88 Center Rotor level Rotor level Rotor level Rotor level -14 minutes (Limit) +14 minutes (Limit) Center Center Horizontal Horizontal Horizontal Horizontal ring level ring level ring level ring level +5 minutes (Limit) -5 minutes (Limit) Fig. 6- - - - 9 9 9 9 Rotor level and h Fig.
  • Page 89 [ [ [ [ 7 7 7 7 ] ] ] ] HRZC PWB HRZC PWB HRZC PWB EXCHANGE HRZC PWB EXCHANGE EXCHANGE EXCHANGE GYROCOMPASS GYROCOMPASS GYROCOMPASS GYROCOMPASS TG- - - - 8 8 8 8 000 7 - 1...

  • Page 90: Preparations Preparations

    1. 1. 1. 1. Preparations Preparations Preparations Preparations 1-1．Required parts and tools 1-1-1. HRZC PWB 10169503) (1pc) nsulation separator (tube) 20565709) 1-1-2. I (1pc) HRZC PWB nsulation separator (tube) 1-1-3. Phillips screw driver (regular size) (1pc) Fig. Fig. Fig. Fig. 7 7 7 7 - - - - 1 1 1 1 Required parts and tools Required parts and tools Required parts and tools Required parts and tools...
  • Page 91 2 2 2 2 ..HRZC PWB HRZC PWB HRZC PWB r r r r emov HRZC PWB emov emov emoval al al al 2-1. Remove 2 screws “A”～“B” and remove 2 plates. 2-2. Remove 2 connectors “C”～”D”. 2-3.
  • Page 92 3 3 3 3 ..HRZC PWB HRZC PWB i i i i nstall nstallation ation HRZC PWB HRZC PWB nstall nstall ation ation 3-1. Insert isolation tube to HRZC PWB. 3-2. Install HRZC PWB (New) 4 back screws “E”～“H” as shown in Fig 7-2. 3-3.
  • Page 93 4 4 4 4 ..HRZC PWB HRZC PWB HRZC PWB a a a a djust HRZC PWB djust djustment djust ment ment ment ・VR1 (gain) and VR2 (span) on HRZC PWB to be center position. HRZC PWB VR 2 VR 1 (Span)
  • Page 94 [ [ [ [ 8 8 8 8 ] ] ] ] PARTS DESIGN CHANGE HISTORY PARTS DESIGN CHANGE HISTORY PARTS DESIGN CHANGE HISTORY PARTS DESIGN CHANGE HISTORY AND THE POINT TO PAY SPECIAL AND THE POINT TO PAY SPECIAL A A A A TTENTION TTENTION.
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  • Page 102 TOKYO KEIKI. written permission of TOKYO KEIKI. written permission of TOKYO KEIKI.

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