GRIGGIO GF 21 - Electrical Scheme for Gf35 (with Two Engines)

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23B. ELECTRICAL SCHEME FOR GF35 (WITH TWO ENGINES)

25

GRIGGIO S.p.A.

WOODWORKING MACHINERY

I.G.: main switch;

RT ½: temperature relay;

C1/2: engine contactor;

PR: air pressure;

M1/2: driving shaft rotation;

F: main fuse.

Table of Contents

Default Chapter6
- Table of Contents6
1 Conformity Certificate8
2 Safety and General Safety Information8
- Usage and Maintenance Advice8
- Machine Identification8
3 Operative Notes9
4 Description of the Machine9
- Applicable Tools9
- Machine Parts10
5 Supplied Equipment10
6 Safety Devices11
7 Individual Safety Devices12
8 Technical Specifications12
- Weight12
- Overall Size12
- Max. Size of Piece to be Bored12
- Electrical Characteristics12
- Interaxial Distance between Spindles13
- Number of Spindles13
- Interaxial Distance between First & Last Spindle13
- Spindle Revolutions13
- Max. Boring Depth13
- Working Pressure13
- Air Consumption13
9 Authorised Usage13
- Materials13
- Improper Usage13
10 Shipment14
11 Machine Size14
12 Installation15
13 Working Area15
14 Assembly and Preliminary Steps to Operate the Machine for the First Time16
15 Connecting the Machine to External Energy Sources16
- Connection to Power Supply Mains16
- Pneumatic Connection16
- Control Panel17
16 Checks and Adjustments18
- Disconnectiong Procedure18
- Prevention Checks18
- Boring Depth18
- How to Adjust Head Parallelism19
- How to Position Spindlehead Horizontally and Vertically19
- How to Use Reference Stops for Standard 0°-90°Woodworking20
- How to Use Extension Fence20
17 How to Start the Machine25
- Working Cycle25
18 Maintenance25
- Machine Cleaning (Daily)25
- Rails Cleaning (Weekly)25
- Kinematics Cleaning and Checks (Monthly)25
- Extraordinary Maintenance26
19 Common Failures - Causes and Solutions26
- Drills Are Not Turning26
  - Engine Is Running but Drills Are Not Turning26
  - Bored Hole Is Not Precise26
20 Failures that Might Occur During Machine Working Cycle27
- Drills Leaving Scorch Marks27
- Bored Pieces Are Not Set at a 90° Angle to Table27
  - Head Cannot Rotate Properly27
  - Hold down Clamps Cannot Clamp Wood Piece27
- Noise Level27
- Dust Emission27
22 Pneumatic Scheme28
- Electrical Scheme for Gf21, Gf27 (with One Engine)28
- Electrical Scheme for Gf35 (with Two Engines)29
24 Machine Is Put out of Commission30
25 Guarantee Certificate31
26 Spare Parts Catalogue33

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