Service Kits

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Floats Service Kits

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No. Description Float Model Rev Date Related Service Letter
1 Hydraulic pump circuit breakers 6000    04/27/1984  1
2 Main gear up stop adjustment 6000    04/26/1983  2
3 Stainless break disc C-185 STC SA7GL or SA805CE / C-206 STC SA18GL or STC SA666CE    05/12/1983 
4 Hydraulic pressure relief valve 3730/6000    10/01/1984  4
5 Slide Tube bushing 6000    08/15/1984  6
6 Main gear oleo replacement 6000/8000    10/29/1992  7
7 Pressure switch diode 3730/6000      9
8 Baggage compartment placard 3730/6000      10
9 New electric hydraulic pump 3730/6000/8000      11
10 Bulkhead reinforcement 4000    12/22/1992  25
11 Glareshield reinforcement & V-brace Cessna 206, 4000A, 4000S  B  09/23/2026  27
12 Nose gear ram update 4000/6000/8000    07/25/2002  28
13 Main gear ram update 4000/6000/8000  A  08/05/2019  28
14 Access cover tinnerman replacement 4000/6000/8000    03/23/1993  29
15 675 SHP PT6A-114A Engine Install 675 C-208  C  02/03/2022  30
16 N/A N/A     
17 Firewall modification 8000    01/26/1994  31
18 Wheel well cover installation 4000    04/11/1995  32
19 6000 to 6100 conversion 6000  OBS  11/25/2019  33
20 8000 (208) to 8000 (DHC3) 8000  A  10/11/2023  35
21 Nose wheel pivot block 6000/6100    12/05/1996  34
22 Rear strut (aft) float attach (13000) 13000    12/04/1996  37
23 Nose wheel pivot block plunger 2100/2350    07/27/1998  41
24 C-208 Firewall mod – doubler C-208  E  01/10/2008  42
25 C-208 Firewall mod – tray reinforcement C-208  B  06/01/2007  44
26 Replacement of McCauley Wheels/break 3000/3450    06/01/2000  43
27 Replacement of McCauley Wheels/break 6000/6100/8000    06/01/2000  43
28 Replacement of McCauley Wheels/break 13000    06/01/2000  43
29 Landing gear mod 3000/3450    09/20/2000  45
30 Hinged Access Doors And Baggage Bay Floor Installation 13000  E.1  02/20/2023  47
31 Heavy keel 8000    04/18/2001 
32 Hydraulic system accumulator hose 2100/2350/ 3000/3450  A  03/15/2006  48
33 Stiffened float boosters 2100/2350    04/22/2002  51
34 Landing gear mod 2100/2350    03/10/2004  52
35 Landing gear mod 8000    06/18/2002  54
36 Wing fuel check valve Beaver MKIII STC SA001186CH    11/28/2006 
37 Seaplane Spreader bars 8000S    12/27/2005  58
38 Shock strut retainer pin installation 3000/3450    11/13/2002  56
39 Shock strut retainer pin installation 3000/3450    11/13/2002  56
40 Gear tunnel removal DeHavilland DHC-6, 13000S  B.1  09/07/2022  59
41 Shock strut retainer pin installation 2100/2350    02/18/2003  55
42 Main gear mods 3000/3450    06/20/2007  61
43 Nose gear pivot block shim 2100/2350    09/15/2003  62
44 Vent ball stop AT-802 w/ Fireboss conversion    04/06/2004  63
45 Landing gear removal 8000  C  12/08/2025 
46 PA-18 Wide body mod (for 2000 lb gross) PA-18 W.B. @ 2000 lb gross    05/24/2004  64
47 Bulkhead inspection & repair 3000/3450  A  08/03/2005  65
48 Nose gear friction device 2100/2350 /3000/3450  A  03/15/2006  66
49 Installation — NAS High Strength bolts – Aux Fin – Stabilizer 10000    12/27/2004  70
50 802 Air Tractor Float Longeron and Float Bracket Repair Floated AT-802 Air Tractors  A  06/09/2005  71
51 802 Air Tractor Access Panel Fabrications for Float Longeron and Float Bracket Repair Floated AT-802 Air Tractors    06/02/2005  71
52 802 Air Tractor Float Longeron and Float Bracket Repair with longer welded gusset. Floated AT-802 Air Tractors  C  06/08/2005  72
53 802 Air Tractor Fly Wire Installation Floated AT-802 Air Tractors  C  04/06/2006  72
54 Horizontal Panel and Trunion Removal for weight reduction. 13000S, DeHavilland DHC-6  B.1  09/07/2022  74
55 Fireboss Finlet-Bracket Field Repair 10000A  OBS  07/18/2024  76
56 Updates for the Husky Long Flap Installation 2100  A  01/27/2007  77
57 AT-802 Fire Boss Brake Line Lengthening 10000 Amphibious Floats    04/06/2006  78
58 AT-802 Adding Larger Water Rudder Stop on Aft Bulkhead 10000 Amphibious Floats    04/20/2006  81
59 AT-802 Additional Forward Upper Brace Support 10000 Amphibious Floats  B  12/07/2020  82
60 AT-802 Fire Boss Shock Strut ‘T’-seals 10000 Amphibious Floats    06/30/2006  83
61 N/A N/A     
62 Baggage Door Lip and Sealing 2100, 2350, 3000, 3450, 6100, 8000  B  08/31/2011  85
63 Water Rudder reinforcement 3450 Floats    07/20/2006 
64 Inspection Cover Upgrade All 2100, 2350, 3000, 3450 Floats    08/30/2006  87
65 Cessna 172 Heavier FWD Drag Wire Brace Cessna 172, 172XP - 2100, 2350 Floats    09/05/2006  88
66 Installation of Revised Main Strut Geometry Cessna 180/185 - 3000 Floats  B  05/02/2007 
67 Installation Lower Fuselage Longeron Repair – Left Hand Air Tractor AT-802A - 10000 Floats    01/05/2007 
68 Installation Lower Fuselage Longeron Repair – Right Hand Air Tractor AT-802A - 10000 Floats    01/05/2007 
69 Revise Kicker Strut Air Tractor AT-802A - 10000 Floats  D  09/25/2008  69
70 Installation of Additional Filters in Scooping Hydraulic System Air Tractor AT-802A - 10000 Floats    01/25/2007  90
71 Assymetric scoop position upgrade Air Tractor AT-802A - 10000 Floats  OBS  03/13/2026 
72 Fire Boss Foam Tank Securing AT-802 w/ Fireboss conversion  D  02/25/2011 
73 Fire Boss Outside Float Step Mod AT-802 w/ Fireboss conversion  A  10/20/2007 
74 Wipline 10000 Floats Baggage Floor Repair Wipline 10000 Floats  B  11/26/2008  101
75 Fire Boss spin-on hydraulic filter revision 10000  A  05/15/2009  103
76 Kodiak Top Arm Modification, 7000 Main Gear 7000 Amphibious Floats  B  10/15/2010  108
77 Heavy seas strut package option 7000  C  08/30/2011  109
78 Forward Strut Attach Bulkhead Fatigue Crack 10000 Amphibious Floats  B  01/20/2011  110
79 8000 Float Water Rudder Lock Enhancement 8000 Amphibious or Seaplane Floats on Cessna 208 Caravan  OBS  02/13/2024  111
80 Optional Hydraulic Power-Pack Timer Relay Installation 2100, 2350, 3000, 3450 Amphibian Floats  A  01/15/2011  112
81 Bow Bulkheads, Lower Flange Reinforcement 8000    09/26/2011  125
82 Stern Bulkheads, Lower Flange Reinforcement Wipline 10000 for Fireboss  B  12/07/2011  126
83 Main Landing Gear Gravel Deflector Installation Main Landing Gear Gravel Deflector Installation  B  03/14/2012  128