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Summary of Contents for Snorkel TB42J
- Page 1 Oper Oper a a a a a tor’ Oper tor’ tor’ s s s s s tor’ Oper Oper tor’ Manual Manual Manual Manual Manual Part Number 0172310 March, 2005...
- Page 2 The aerial platform is not electrically insulated. Death or serious injury will result from con- tact with, or inadequate clearance from, an energized conductor. Do not go closer than the minimum safe approach distance as defined by the Minimum Safe Approach Distance section in Chapter 3–Safety.
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Page 3: Table Of Contents
Guardrails ..............14 Platform Foot Switch ..........23 Lanyard Anchors ............14 Machine/Generator Switch ........23 Ground Fault Circuit Interrupter ........ 14 Driving and Platform Work Lights ......23 Tilt Alarm ..............14 Envelope Restriction ..........15 TB42J – 0172310... - Page 4 Limited Warranty Electrical Power Outlet ......... 32 Drive Motion Alarm ..........33 Driving and Work Lights ........33 Platform Control Cover .......... 33 Tow Kit ..............33 Placards and Decals ..........33 Prestart Inspection Checklist ........39 TB42J – 0172310...
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Page 5: Chapter 1 - Introduction
• Low oil pressure shut down Additional copies of this manual may be ordered from • Hour meter Snorkel. Supply the model and manual part number from • Ammeter the front cover to assure that the correct manual will be •... -
Page 6: Operation
ANSI/SIA A92.5-1992 Boom-Supported Elevating Work not trained and authorized. Death or serious injury Platforms” is available from Snorkel dealers or from the can result from such accidents. Read and under- factory upon request. -
Page 7: Chapter 2 - Specifications
Upper Controls Fuel Tank Chassis Drive Wheels Steer Wheels (Two-Wheel Drive) Right Side Operator’s Hydraulic Fluid Tank Main Boom Manual And Filter Tip Boom Engine Platform Steer Wheels Drive Wheels Platform (Two-Wheel Drive) Foot Switch Left Side TB42J – 0172310... -
Page 8: Working Envelope
Chapter 2 – Specifications Working Envelope Feet (Meters) (15.2) (12.2) (9.1) (6.1) 50° 75° (3.0) 70° 70° 18° (3.0) (3.0) (6.1) (3.0) (12.2) (9.1) TB42J – 0172310... -
Page 9: General Specifications
35 to 45 seconds Retract 25 to 35 seconds 25 to 35 seconds Down 25 to 35 seconds Platform rotation 8 to 15 seconds Drive High, booms stowed 3.0 mph (4.8 km/h) Low, booms elevated 1.0 mph (1.6 km/h) TB42J – 0172310... -
Page 10: Engine Specifications
Note 2: Ethylene glycol or Propylene glycol may be used. Refer to the Cummins Operation and Maintenance Manual B3.3 Series Engines for specific coolant recommendations and specifications. Note 3: Refer to the engine manufacturers manual for specific lubricating oil recommendations and specifications. TB42J – 0172310... -
Page 11: Engine Oil Viscosity
Chapter 2 – Specifications Engine Oil Viscosity Cummins B3.3 Deutz F3L-2011F TB42J – 0172310... - Page 12 Chapter 2 – Specifications TB42J – 0172310...
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Page 13: Chapter 3 - Safety
Over 50kV to 200kV 6.10 Over 200kV to 350kV Over 350kV to 500kV 7.62 10.67 Over 500kV to 750kV Over 750kV to 1000kV 13.72 Table 1 – Minimum Safe Approach Distance Figure 3 – Minimum Safe Approach Distance TB42J – 0172310... -
Page 14: Prestart Inspection
Judge each situation sepa- TB42J – 0172310... -
Page 15: Electrical System
In case of injury by escap- written consent from Snorkel. ing hydraulic fluid, seek medical attention at once. Do not operate the aerial platform from trucks, trailers,... -
Page 16: Placards And Decals
Let the engine and radiator cool before adding coolant. Tighten the fuel tank cap securely. If the fuel cap is lost, replace it with an approved cap from Snorkel. Use of a Placards and Decals non-approved cap without proper venting may result in pressurization of the tank. -
Page 17: Chapter 4 - Safety Devices
Push the emergency stop button in to disconnect power Figure 4.3 – Emergency Lowering Knob to the upper control circuits. Pull the button out to re- store power. The knob may be turned to open the cylinder bleed down valve for emergency lowering. TB42J – 0172310... -
Page 18: Ground Controls Switch
Retract and lower the main boom and then drive to a level surface when the tilt alarm sounds. Figure 4.5 – Platform TB42J – 0172310... -
Page 19: Envelope Restriction
An optional drive motion alarm may be provided on the machine. When the drive/steer control is moved out of neutral the alarm sounds, in short beeps, to warn per- sonnel in the work area to stand clear. TB42J – 0172310... -
Page 20: Flashing Light
The tail lights are mounted on the sides of the rear cowling. Driving lights help improve visibility while driving the aerial platform and help others see it too. Driving lights are not for driving on public roadways. TB42J – 0172310... -
Page 21: Chapter 5 - Gauges And Displays
The engine oil level should always be between the add and full marks on the dipstick. TB42J – 0172310... -
Page 22: Hydraulic Fluid Filter Gauge
Fluid Level and Temperature Gauge Filter Gauge Figure 5.5 – Hydraulic Fluid Gauge If the temperature rises above 200°F (93°C) stop machine Figure 5.4 – Hydraulic Fluid Filter Gauge operation and let the fluid cool before resuming opera- tion. TB42J – 0172310... -
Page 23: Chapter 6 - Controls
The rotation switch is used to rotate the turntable in a clockwise or counterclockwise direction. The switch is • Start switch spring returned to the center off position. • Emergency stop switch • Controls switch • Ground controls switch TB42J – 0172310... -
Page 24: Boom Elevation Switch
Hold the engine/emergency power switch (refer to Figure are on the front of the upper control panel (refer to Figure 6.2) down to operate aerial platform functions using the 6.4). emergency power system. Release the switch to disen- gage the emergency power system. TB42J – 0172310... -
Page 25: Upper Controls
The lower controls override the upper controls. If the up- per control emergency stop button is engaged the lower • Master start switch controls can still be used to operate the aerial platform. • Emergency stop button • Speed knob TB42J – 0172310... -
Page 26: Speed Knob
• HI – high speed and low torque operation. • LO – low speed and high torque operation. TB42J – 0172310... -
Page 27: Platform Rotate Switch
(refer to Figure 6.7). Step down on and hold the platform foot switch to activate the drive and boom functions from the upper controls. Figure 6.8 – Platform Work Light Platform Foot Switch Figure 6.7 – Platform TB42J – 0172310... - Page 28 Chapter 6 – Controls TB42J – 0172310...
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Page 29: Chapter 7 - Prestart Inspection
The distance between the top and bottom dipstick marks corresponds to about 1 quart US (1 l). Add oil, if neces- sary, before starting the engine. Figure 7.3 – Radiator TB42J – 0172310... -
Page 30: Fuel Tank
Figure 7.5 – Air Filter To inspect the air filter: 1. Turn the battery disconnect switch on and close the cowling door. 2. At the lower controls, place the emergency stop switch in the on position. TB42J – 0172310... -
Page 31: Emergency Power Battery
(refer to Figure 7.8). Make sure the cables and wires are draulic system. Some have poor lubricating char- properly routed to avoid sharp edges, pinching, and scuff- acteristics and can increase component wear. Only ing. use hydraulic fluid as recommended. TB42J – 0172310... -
Page 32: Fluid Filter
Punctures caused by bolts, screws, or nails are not a or loose. problem for foam filled tires. Lower Control Station With no personnel in the platform, test the operation of each control from the lower controls (refer to Figure 7.12). TB42J – 0172310... -
Page 33: Operating Controls
If the tip boom does not stop extending with the caution tape within the tolerance mentioned above, take the ma- chine out of service and have it repaired by qualified main- tenance personnel before putting it back into service. TB42J – 0172310... -
Page 34: Level Sensor
A bright light may be used to provide ad- equate visibility of the inspection area. Slide Pads The main boom has slide pads (refer to Figure 7.16) be- Level Sensor tween the main and tip boom sections. Figure 7.15 – Level Sensor TB42J – 0172310... -
Page 35: Fasteners
Upper Control Station 3. At the upper controls (refer to Figure 7.19), pull the Inspect the platform and upper controls only if all func- emergency stop button out. tions operated properly from the lower controls. TB42J – 0172310... -
Page 36: Emergency Stop
Hold the engine/emergency power switch in the emer- gency power position and step on the platform foot switch to operate the aerial platform from the upper controls us- ing the emergency power system. Figure 7.21 – Electrical Power Outlet TB42J – 0172310... -
Page 37: Drive Motion Alarm
Replace any missing or illegible placards or decals be- fore operating the aerial platform. Placard and decal kits Platform Control Cover are available from Snorkel. The machine may be equipped with an optional platform control cover. Inspect the cover to ensure it fits properly The safety related placards and decals are illustrated on over the control panel. - Page 38 Chapter 7 – Prestart Inspection 0074311 (One per Cylinder) 0074311 0323896 0323896 Right Side 0323896 0070901 0070901 0323897 Lower Control Door 0323897 TB42J – 0172310...
- Page 39 Chapter 7 – Prestart Inspection 0074210 Lower Control Door (Open) 0074210 0082203 (Tow Option Only) 0323896 0082203 Rear View 0151410 0323896 (Cummins Engines Only) Top View of Radiator 0151410 TB42J – 0172310...
- Page 40 Chapter 7 – Prestart Inspection 0323896 0323899 0323899 0082160 0323896 (Tow Option Only) Left Side 0082160 0072531 0082164 (Tow Option Only) 0323896 0072531 Platform 0082164 TB42J – 0172310...
- Page 41 You must allow for platform sway, rock, or sag. This aerial device does not provide protection from contact with or proximity to an electrically charged conductor. Death or serious injury will result from such contact or inadequate clearance. 0072530 0072530 TB42J – 0172310...
- Page 42 Chapter 7 – Prestart Inspection TB42J – 0172310...
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Page 43: Prestart Inspection Checklist
Drive motion alarm Sounds when aerial platform moves Driving and work lights Proper operation Platform control cover In place and proper operation Tow Kit In place, no damage or deformation Placards and Decals In place and readable TB42J – 0172310... - Page 44 Chapter 7 – Prestart Inspection TB42J – 0172310...
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Page 45: Chapter 8 - Operation
Cold, thick hydraulic oil does not flow well and may cause use hydraulic fluid as recommended. delay in response to control movement and improper volt- age output of the AC generator. Cold hydraulic oil may also cause cavitation and pump damage. TB42J – 0172310... -
Page 46: Preparing For Operation
2. Enter the platform and securely close the gate. 3. Attach the fall restraint lanyard to one of the anchor points. 4. Pull the emergency stop button out (refer to Figure 8.3). TB42J – 0172310... -
Page 47: Boom Operation
Always look in the direction of movement. 4. Gradually turn the boom speed knob to control the boom extend, jib, and platform rotate function speed. 5. Releasing the control to its neutral position, or re- leasing the foot switch will stop movement. TB42J – 0172310... -
Page 48: Driving And Steering
The potential for an accident increases when safety ment as indicated by the directional arrows on the chas- devices do not function properly. Death or serious sis. injury can result from such accidents. Do not alter, disable, or override any safety device. TB42J – 0172310... -
Page 49: Motion Warning Alarm
The engine speed increases to high idle when the plat- form work lights are turned on. TB42J – 0172310... - Page 50 Chapter 8 – Operation TB42J – 0172310...
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Page 51: Chapter 9 - Stowing And Transporting
7. Turn the battery disconnect switch off. 7. Turn the battery disconnect switch off. 8. Close and latch the cowling doors. 8. Close and latch the cowling doors. TB42J – 0172310... -
Page 52: Transporting
Lugs ing wheels are straight. 5. Rotate the platform so it is perpendicular to the boom. Figure 9.3 – Front Tie-Down Lugs 6. Retract the tip boom and raise the jib so it is horizon- tal. TB42J – 0172310... -
Page 53: Hoisting
When using cables, use rigid corner machine. The gross vehicle weight is stamped on the protectors at any point where the cable contacts sharp serial number placard and is listed in Chapter 2. TB42J – 0172310... -
Page 54: Securing For Transport
9. Close and latch the cowling doors. 10. Use a rubber strap (refer to Figure 9.6) to prevent the doors from coming open while the machine is trans- ported. Figure 9.6 – Securing Cowling Doors TB42J – 0172310... -
Page 55: Chapter 10 - Emergency Operation
1. Pull the emergency stop button out (refer to Figure 2. Place the key in the start switch (refer to Figure 10.2) 10.3). and turn the start switch on. 2. Turn the start switch on. 3. Place the emergency stop switch in the on position. TB42J – 0172310... -
Page 56: Emergency Lowering
Danger Pinch points exist between boom components and between the booms and turntable. Death or serious injury can result if the booms or platform lowers onto personnel. Make sure all personnel stand clear while lowering the booms. TB42J – 0172310... -
Page 57: Towing
6. Shut the engine off and turn the battery disconnect switch off. 7. At each drive wheel, remove the two bolts from the disconnect plate (refer to Figure 10.6). Turn the plate over so the nipple points inward. Reinstall the two bolts. TB42J – 0172310... - Page 58 Chapter 10 – Emergency Operation TB42J – 0172310...
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Page 59: Chapter 11 - Troubleshooting
The main system circuit breaker on Push the main system circuit the wiring box has tripped. The en- breaker button back in. If the button gine will not crank. pops back out, refer the problem to a qualified service technician. TB42J – 0172310... - Page 60 No alternator current/broken fan belt. Turn the engine off. Do not restart the engine until the cause of no alterna- tor current has been corrected or the fan belt is replaced. TB42J – 0172310...
- Page 61 Raise the main boom until the white white envelope restriction light is boom is in the restricted area of the envelope restriction light goes off and working envelope. illuminated on the upper controls. then extend the tip boom. TB42J – 0172310...
- Page 62 Machine/generator switch not in the chine/generator switch in the genera- generator position. tor position. Plug power cord into the outlet on Power cord to platform is not plugged into the AC generator. the left side of the lower control panel. TB42J – 0172310...
- Page 63 Let fluid cool before resuming hose. operation. Hydraulic system component failure. Stow the machine and do not oper- ate until repairs are made. Failure of hose, tube, fitting, seal, Do not operate machine until repairs Severe hydraulic leak. etc. are made. TB42J – 0172310...
- Page 64 Chapter 11 – Troubleshooting TB42J – 0172310...
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Page 65: Appendix A - Glossary
Federal OSHA, ANSI, platform height – the vertical distance measured from the floor of and Snorkel require the use of additional fall protection beyond the the platform to the surface upon which the chassis is being sup- platform guardrails on boom supported aerial platforms. - Page 66 Appendix A – Glossary TB42J – 0172310...
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Page 67: Limited Warranty
Dealer rental fleet, whichever comes first. Any part or parts which, upon examination by the Snorkel Service Department, are found to be defective, will be replaced or repaired, at the sole discretion of Snorkel, through its local Authorized Dealer at no charge.
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