MTD 242687 Especificações Página 1

HAGAN POWER POSITIONER TORQUE TYPE 8x14 Instmction Bulletin IB-102-208 Rev. 1 ROSEMOUNT”ANALYTICAL FISHER.ROSEMOUNT”Managing The Process Better:

Table l-l. Model Number Matrix. Includes air filter style 372538-Z and Cl&s, style 274472 Code 452167 457696 Mallual Operator Dust COV

c. Operational Description. The Model PP814T Torque Type Power Positioner is a pneumatic driven, double acting piston type power cyli

The upward movement of the piston rod moves the cam downward. This causes the follower arm, riding on the cam, to lift the spring

Signal Requirements Inputs: 4.20 mA/3-15 psigB30 psig PWfOl?%BKX Repeatability ... Full Stroke Time (unloaded)

c. Storaee Preventive Maintenance. If storing power positioner longer than six months, observe the following preventive maintenance gui

SECTION II. INSTALLATION 2-1. OVERVIEW. The power positioner is designed to be installed upright. The floor stand is bolted to a pre

NOTE: DIMENSIONS ARE IN INCHES. 5 1 0.5c I , PI 7 - 0 @=il Figure 2-l. Clearance Requirements c. Mounting Procedure. 1. Design and Manufacture

0 1000 2000 3000 4000 5000 6000 MAXIMUM TORQUE REQUIRED (FT-LBS) PC0006 Figure 2-3. Power Positioner Torque Chart 2-4. AIR SUPPLY INS

PRESSURE t T -/ ’ REGULATORJFILTER l/4 INCH NPT FEMALE CONNECTION SUPPLY AIR >I00 PSIG /i 2~~ TO PILOT --- VALVE SHUTOFF VALVE VIEW A PO

2-6. LINKAGE INSTALLATION. I” a “mnal installation, most customers install the linkage with both the drive Amy and damper driven arm

SECTION III. REVERSE OPERATION 3-1. OPERATIONAL DESCRIPTION. In reverse related to the signal. A falling signal air pressure acting p

a. Reverse Com~ematine Assembly. 1. Remove power positioner from service. 2. Close the supply air valve 3. Set signal air to 0. 4. R

SECTION IV. CALIBRATION 4 -1. CHECK POWER POSITIONER CALIBRATION. Use the following procedure to check calibration of power positioner.

PERCENT SIGNAL AIR PRESSURE 0 0 0.0 0.0 10 10 31.6 1.0 20 20 44.8 4.0 30 30 54.8 9.0 40 40 63.25 16.0 50 50 70.7 25.0 60 60 77.5 36.0

Table 4-2. Piston Travel (Stroke) Calibration Schedule. CALIBRATION SCHEDULE “A” - LINEAR CAM I INPUT SIGNAL I DESIRED STROKE I 3-15 psi

4-2. STROKE CALIBRATION. Use the following nut slowly clockwise until piston rod moves to procedures to adjust power positioner stro

Table 4-3. Calibration Signal Pressures. SIGNAL AIR STROKE POSITION 3-15 psig (I/P) O-30 psig 0% 3 0 100% 15 30 4-3. CURRENT TO PNEUMA

Figure 4-4. Linear Linkage Calibration 2. Measure angle 8, from vertical line extend- ing from device lever hub, to driven lever of

SECTION V. TROUBLESHOOTING 5-l. OVERVIEW. Troubleshooting of common problems the related probable cause, and finally by what action is

ROSEMOUNT WARRANTY Rosemount warrants that the equipment manufactured and sold by it will, upon shipment, be free of defects in work

SECTION VI. PERIODIC MAINTENANCE 6-1. OVERVIEW. This section describes preventive maintenance for the Rosemount Model PP814T Power Positio

LUBRICATION CHART GREASE GUN FILLED WITH McLUBE M&,-793 SEE NOTE 1. McLUBE M&,-793 SEE NOTE 2. NOTE 1: USING A GREASE GUN, LUB

6-4. PlLOT VALVE CLEANING AND INSPECTION. In normal service, the pilot valve assembly (Figure 6-2) requires cleaning and inspection at

Remove power positioner from service. Carefully hold upper end of pilot valve stem (4, Figure 6-2) with a 506 inch open end wrench.

6-5. AIR FILTER CLEANING AND DRAINING. I” nornml service, supply air filter and signal air filter/regulator require draining of water

a. Remove power positioner from service. b. Remove screws (1, Figure 6-3) securing diaphragm cover (‘2) to diaphragm housing (3). Rem

b. Measure clearance between worm shaft (2) and worm gear sector (1). Clearance should be between l/8 to 3116 inch. If clearance i

c. Remove link nut (18) from exhaust valve link (9) and remove exhaust valve link. d. Remove screws (12) securing exhaust blocking

ITEM 1 2 3 4 5 6 I 8 9 10 DESCRIPTION PART NUMBER set screw 120083-021 Cylinder Lever 324357 Clevis Pin 146009 Clevis 242370 SCEW 120093-023 Gla

PURPOSE The purpose. of this manual is to provide a comprehensive understanding of the Hagan 8 x 14 Power Positioner, components, func

1. Place gland cap (6) onto upper cylinder head (9) and secure with screws (5). m. Wipe piston rod (15) with a clean shop towel

ITEM 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 DESCRIPTION Nut Worm Sprocket Grease Fitting Block Worm Shaft Block Thrust Washe

SECTION VII. CORRECTIVE MAINTENANCE 7-1. 7-2. OVERVIEW. This section describes corrective maintenance of the Rosemount PP814T Power Position

ITEM DESCRIPTION 1 Connecting Link 2 Pilot Valve 3 Cork Gasket 4 Pilot Valve Stem 5 Pilot Valve Manifold 6 Nut I Lock Washer 8 Elbow P

ITEM DESCRIPTION 1 Drain Valve 2 Sump 3 Cap Nut 4 Cap Nut Gasket 5 Filter Element 6 Filter Housing Figure 7-2. Air Filter I. 8. Open s

9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 N"f Connecting Link Diaphragm Housing 120036-003 120121-1924025 5015-007 142733 1411

10. Assemble new diaphragm (7) with diaphragm seat (8) and thrust plate (6). Secure in place with nut (9). 11. Screw connecting lin

\ \ \ ;> / / / 47 / ,’ / / Figure 7-4. Air Lock Diaphragm

ITEM DESCRIPTION PART NUMBER 1 Spring Nut 140903 2 Nut 120036-003 3 Washer 120197.003 4 SCEW 174306 5 Nut 120032-010 6 Washer 120114-007 7 Sp

TABLE OF CONTENTS Rosemount Warranty ... ... Purpose ...

/ 3. Bleed residual air from cylinder by loosening upper and lower cylinder head air connections. 4. Disconnect cylinder upper hose f

ITEM 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 LEGEND FOR FIGURE 7-5 DESCRIPTION PART NUMBER set screw

16. Insert new upper piston O-ring (22) into piston follower (23). Screw piston follower on piston rod (14). Insert new lower pisto

ITEM 1 2 3 4 5 6 I 8 9 10 11 12 13 14 15 DESCRIPTION PART NUMBER Tube Sleeve 141193 Shaft 441157 Shaft Bushing 177488 spacer 2829A77H03 Grease

h. Shaft Bush&. Use the following procedure to replace shaft bushings. 1. Remove power positioner from service. Set signal air to

16. Install limit switch cam shoes (17) and cam caps (18) on shaft (2) with screws (19). 17. Position can mounting bracket (12) on shaft so mark a

ITEM 1 2 3 4 5 6 7 8 9 10 DESCRIPTION I/F Inlet Piping Up Outlet Piping SCXCWS Signal Leads screws Regulator Inlet Piping Regulator Outlet Pipi

SECTION VIII. OPTIONS s-1. 8-2. 8-3. OVERVIEW. This section of the manual provides service information on the 8 x 14 power positioner

d. Regulator Adiustment. 1. Remove positioner from service. Disconnect electrical power from I/p converter. 2. Using adjusting knob on

!TEM DESCRIF-TION 1 screws 2 Cam Assembly 3 Shaft 4 Upper Limit Switch 5 SCEWS 6 Cam Assembly I Lower Limit Switch 8 Stud 9 Nut 10 Nut

TABLE OF CONTENTS (Continued) SlXtiOIl Page VIII. OPTIONS .., .., __ ___ ._ .., __ 8-l. Overview 8-2. Electric Position Transmitter 8-3

8-5. JIEATERPTHEXMOSTAT. a. Heater Replacement. 1. Remove power positioner from service, close supply air shutoff valve, and isolate ele

6 I 8 9 10 11 12 13 ITEM DESCRIPTION PART NUMBER 1 screw 120093-009 4 2 Lock Washer 120114-002 3 Thermostat 153408 4 Nut 120032-004 5 Loc

FIGURE and PART INDEX No. NUMBER 7-5, 22 l-5, 22 6-6, 14 6-6, 16 6-2, 20 6-6, 8 6-2, 14; 7-1, 3 l-3, I; 6-3, 5 l-4, 30 6-6, 16 6-6,

Table 9-2. Spare Parts for Options (PPS14T 8 x 14 Power Positioner Only). FIGURE and INDEX No. 8-3, 18 8-3, 3 8-3, 16 8-2, 4 and 7

FIGURE and PART INDEX No. NUMBER 6.6, 14; 7-5, 19 6-6, 6; l-5, 8 6-6, 16; 7-5, 25 6-6, 15; l-5, 14 6-6, 4; l-5, 3 6-6, 17; l-5, 27 6-

Table 9-3. BiB of Material for PP814T 8 x 14 Power Positioner (Continued). FIGURE and PART INDEX No. NUMBER l-4, 1 7-4, 27 6-7, 16

SECTION X. RETURNING EQUIPMENT TO THE FACTORY 10-l. If factory repair of defective equipment is required, proceed as follows: a. Secu

APPENDIX A. LINKAGE INSTALLATION FOR EITHER A CHARACTERIZED FLOW CONTROL DEVICE, OR A LINEAR FLOW CONTROL DEVICE. Linkage installed fo

Figure LIST OF ILLUSTRATIONS (Continued) Title 1.6. 8-l. 8-2. 8-3. A-l. A-2 A-3. A-4. A-S. A-6. A-l. Table l-l. 1-2. 4-l. 4-2. 4-3. S-l. 6-l. 9-1.

NOTE Linkage installation described in this section of the manual is for direct acting power positioners. a. Characterized Linkage Syst

(i) Enter value of &. (j) Press sine key (SIN). (k) Divide answer from step (j) by 2.0. (1) Press square key (usually key mar

(e) Write down answer from step (d) and label it (d). Clear calculator. (fl Enter value for length of drive lever W. (g) Divide va

DRIVE LEVER POWER POSITIONER RECORD SETUP DIMENSIONS AND ANGLES USED: PI-” 82-O .! _ INCHES Rl- INCHES Rx- INCHES POWll Figure A-4. Connectin

(t) Clear calculator. (u) Enter value for PI and press sine key mv. (v) Multiply answer from step (u) by length of driven lever (R

(e) Install power positioner’s drive lever so its angle. from vatical center line (0,) is equal to device’s driven lever angle @,). (f

EASE LINE 0 20 40 60 60 100 % CAM ROTATION Graph 2 RECORD POINTS IN TABLE 2-Z BASE LINE 0 20 40 60 60 100 % FLOW Graph 3 Pwo3!3 IB-10

7. Starting at right edge of baseline, draw a vertical line 10 blocks long. Label tbis line “% Cam Rotation”. 8. Scale. “% Input Signal” lin

I I I I I A-6. Cam

Figure A-7. Characterized Cam Example 22. Line up mounting and slotted holes of paper cam to mounting and slotted holes of meral cam

APPENDIX B. ELECTRIC POSITION TRANSMllTER FOR 8 INCH x 14 INCH POWER POSITIONER SECTION I. DESCRIPTION The Rosemount Electric Position

NOTE An ammeter may be connected in series for amplifier calibration to verify position indicating meter is giving accurate readings.

SECTION III. PARTS LIST ITEM DESCRIPTION 1 EPT 2 spacer 3 screw 4 screw 5 SCiXW 6 Washer 7 Nut 8 Lever Blade 9 Hex Link 10 Mounting Br

Table B-l. EPT Retrofit Kit Part No. 7362C69GOL F’IGURR and PART or INDEX No. DRAWING No. DESCRIPTION QTY B-3, 1 4511C68GOl Electric

This index is an alphabetical listing of parts, tams, and procedures having to do with the Hagan Model PP814T Torque Type Power Po

N NEMA Rating, 1-2 0 Options, 8-1 P Paformance Requirements, l-5 Periodic Maintenance, 6-1 Periodic Maintenance, Air Filter, 6-S Periodic

1194

SECTION I. DESCRIPTION l-l. COMPONENT CHECKLIST OF TYPICAL SYSTEM. A typical Rosemount 8 x 14 Power Positioner package should contain