Leybold Vacuum Products, TRIVAC A, Dual Stage, Rotary Vane ...

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.,., ~ § () :b = ~ ~ .:- ~ ::::;,. o· :::l ,... Symptoms 13. Lubricating fluid or oil is found in the vacuum line or in the vessel or system being evacuated see Symptom 7). Trouble Area a. Vapors are backstreaming into the vacuum line. TABLE 6-1. TROUBLESHOOTING CHART (Continued) Probable Cause Lubricating fluid is contaminated. Vapor pressure of lubricating fluid is insufficient. Pump fluid suckback during shutdown. Recommended Corrective Action See Symptoms 1 & 2. Replace used fluid with HE-200lubricating fluid. Install an RST, FA or adsorption trap in the inlet line. See Symptom 4b. Install SECUVAC® valve or ventina device. Repair Steps * Sec. 4-3-2 8-1 & Sec. 3-3 14. The pump is running hot (greater than 95°C or 200° See Symptoms 1,2, 3a through 3i, 11b, 11d, 12e, 12i, 12j, and 12k. "This column contains the disassembly steps required to perform the corrective action. Some critical assembly steps are also listed. If the section is not specified, the steps are located in Section 5. ~
SECTION 7 PARTS LIST 7-1 contains information for ordering modules, gasket sets, and repair kits. Table 7-2 is a complete list of spare parts. Figures 7-1 and 7-2 to help identify the part that you need. The numbers called out in the figures correspond to the number listed for each part in the first column of Table 7·2. For example, the first column on Page 58 lists "1" the intake tube. One Figure 7-1, the number "1" is pointing to the photograph of the intake tube. second series of six columns indicates which pump model uses the part and how many each pump requires. For examin Table 7-2 the number "1" under the "D2A" column for Position No.1 indicates that one intake tube (Part No. 433 60 118) is required for the D2A pump model. Be sure to specify the model and Serial Number of your pump when ordering spare parts. CONTENTS Page Disassembled Pump (D2A Pump Model Shown) (Figure 7-1) ............................................. 56 Module ........................................................................................ 57 Universal Gasket Set. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 57 Module Repair Kit ................................................................................ 57 Anti-Suckback Modification Kit .................................................................... 57 Intake Tube Assembly. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 58 Exhaust Port Assembly ......................................................................... 58, 59 Pump Housing Assembly ....................................................................... 59,60 Gas Ballast Valve Assembly (Includes Oil Filter) ..................................................... 60,61 Coupling Assembly ............................................................................ 61,62 Module Centrifugal Switch and Retainer Ring ......... . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 62 Lever Assembly ................................................................................. 6_2 Second Stage Assembly (Includes Center Bearing and Exhaust Valve Plate and Stop) .................. 62,63,64 High Vacuum Stage Assembly ......................... " ..................................... 64,65,66 Module Studs and Pins ........................................................................... 66 Anti-Suck Back Assembly ................. .' . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 67 Motors ................................................................................... 68, 69, 70 Oil Sight Gauge Assembly ......................................................................... 67 !1. i TRIVAC "A" Manual, Edition L 55
Page 1 and 2:
Vacuum Process Measuring and LEY BO
Page 3 and 4:
Death or serious injury can result
Page 5 and 6: LIST OF TABLES Table Title Page t "
Page 7 and 8: 011:' DRAIN PORTS WITH PLUG SCREW (
Page 9 and 10: ,-- \ \ \ EXHAUST HOLES 51 \ I lTA
Page 11 and 12: 2-5 ANTI-SUCK BACK MECHANISM When t
Page 13 and 14: install an exhaust line with a smal
Page 15 and 16: TABLE 4-1. TECHNICAL DATA \f/ Pump
Page 17 and 18: • SECTION 5 DISASSEMBLY, CLEANING
Page 19 and 20: AKE TUBE (1) 8/9 lTA-2.2 Figure 5-1
Page 21 and 22: 60 52 D2AMODULE lTA-4.15 Figure 5-3
Page 23 and 24: Figure 5-5. Removing the Cylindrica
Page 25 and 26: ,.,Acc HOLE nlAT . f'ACESAWAVFI'lOM
Page 27 and 28: NOTE; A" parts shown are from a D2A
Page 29 and 30: VALVE STOP (1)1) VALVE PLATE (501 S
Page 31 and 32: 5-E-1 Special Requirements for extr
Page 33 and 34: E 5-1. ROTOR, BEARING, SHAFT, AND V
Page 35 and 36: Step F-1 b (2) (Cont'd.) (b) For D3
Page 37 and 38: Step F-l (b) (2) (Cont'd.) (m) CAUT
Page 39 and 40: F-6 CAUTION: FAILURE TO ENSURE THAT
Page 41 and 42: Step F-6 e (Cont'd.) Figure 5-20. P
Page 43 and 44: lTA-6.13A Figure 5-22. Using a Shaf
Page 45 and 46: NOTE: This view is looking toward t
Page 47 and 48: "'" "'" Symptoms Trouble Area Proba
Page 49 and 50: ~ Symptoms Trouble Area TABLE 6-1.
Page 51 and 52: ~ 00 TABLE 6-1. TROUBLESHOOTING CHA
Page 53 and 54: ~-- ~ TABLE 6-1. TROUBLESHOOT1NG CH
Page 55: ~ TABLE 6-1. TROUBLESHOOTING CHART
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Page 71 and 72: II' ~ § () ~ = ~ ::J ~ .:- ~ ;::;,
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Leybold Vacuum Products, TRIVAC A, Dual Stage, Rotary Vane ...

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